EP3630716A1 - Method for preparing fluoroorganic compounds - Google Patents
Method for preparing fluoroorganic compoundsInfo
- Publication number
- EP3630716A1 EP3630716A1 EP18724898.4A EP18724898A EP3630716A1 EP 3630716 A1 EP3630716 A1 EP 3630716A1 EP 18724898 A EP18724898 A EP 18724898A EP 3630716 A1 EP3630716 A1 EP 3630716A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- formula
- ppm
- less
- compound
- weight
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 150000001875 compounds Chemical class 0.000 title claims abstract description 197
- 238000000034 method Methods 0.000 title claims abstract description 49
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 254
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 64
- 125000003358 C2-C20 alkenyl group Chemical group 0.000 claims abstract description 44
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 36
- 229910052794 bromium Inorganic materials 0.000 claims abstract description 31
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 29
- 229910052740 iodine Inorganic materials 0.000 claims abstract description 26
- -1 C1-C20-haloalkyl Chemical group 0.000 claims abstract description 18
- 125000006736 (C6-C20) aryl group Chemical group 0.000 claims abstract description 16
- 125000003837 (C1-C20) alkyl group Chemical group 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims description 133
- 229910052799 carbon Inorganic materials 0.000 claims description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 53
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 48
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 48
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 48
- 229910000039 hydrogen halide Inorganic materials 0.000 claims description 48
- 239000012433 hydrogen halide Substances 0.000 claims description 48
- 239000003054 catalyst Substances 0.000 claims description 37
- SNOOUWRIMMFWNE-UHFFFAOYSA-M sodium;6-[(3,4,5-trimethoxybenzoyl)amino]hexanoate Chemical compound [Na+].COC1=CC(C(=O)NCCCCCC([O-])=O)=CC(OC)=C1OC SNOOUWRIMMFWNE-UHFFFAOYSA-M 0.000 claims description 26
- 125000003118 aryl group Chemical group 0.000 claims description 15
- 238000002360 preparation method Methods 0.000 claims description 11
- 101100386054 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CYS3 gene Proteins 0.000 claims description 10
- 101150035983 str1 gene Proteins 0.000 claims description 10
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- 239000002904 solvent Substances 0.000 claims description 8
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 6
- 229910001416 lithium ion Inorganic materials 0.000 claims description 4
- 125000000392 cycloalkenyl group Chemical group 0.000 claims description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 2
- 125000000041 C6-C10 aryl group Chemical group 0.000 description 26
- 125000006374 C2-C10 alkenyl group Chemical group 0.000 description 22
- 125000000008 (C1-C10) alkyl group Chemical group 0.000 description 20
- 229910052751 metal Inorganic materials 0.000 description 20
- 239000002184 metal Substances 0.000 description 20
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 15
- 229910052719 titanium Inorganic materials 0.000 description 15
- 239000010936 titanium Substances 0.000 description 15
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 14
- 229910052718 tin Inorganic materials 0.000 description 14
- 150000002739 metals Chemical class 0.000 description 11
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 10
- 125000006273 (C1-C3) alkyl group Chemical group 0.000 description 9
- PMWGIVRHUIAIII-UHFFFAOYSA-N 2,2-difluoropropanoic acid Chemical class CC(F)(F)C(O)=O PMWGIVRHUIAIII-UHFFFAOYSA-N 0.000 description 9
- 150000002222 fluorine compounds Chemical group 0.000 description 9
- 125000005913 (C3-C6) cycloalkyl group Chemical group 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 125000000882 C2-C6 alkenyl group Chemical group 0.000 description 8
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 8
- 238000004821 distillation Methods 0.000 description 8
- 239000002608 ionic liquid Substances 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 8
- 239000002841 Lewis acid Substances 0.000 description 7
- 125000004432 carbon atom Chemical group C* 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000001035 drying Methods 0.000 description 7
- ISVLDAIKRGXNCZ-UHFFFAOYSA-N ethyl 2,2-difluoropropanoate Chemical compound CCOC(=O)C(C)(F)F ISVLDAIKRGXNCZ-UHFFFAOYSA-N 0.000 description 7
- 150000007517 lewis acids Chemical class 0.000 description 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 229910052787 antimony Inorganic materials 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 239000002808 molecular sieve Substances 0.000 description 6
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 6
- 229910052715 tantalum Inorganic materials 0.000 description 6
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 239000002253 acid Substances 0.000 description 5
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 5
- OMRRUNXAWXNVFW-UHFFFAOYSA-N fluoridochlorine Chemical compound ClF OMRRUNXAWXNVFW-UHFFFAOYSA-N 0.000 description 5
- 150000004820 halides Chemical group 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 229910021627 Tin(IV) chloride Inorganic materials 0.000 description 4
- 150000001805 chlorine compounds Chemical class 0.000 description 4
- 229910003002 lithium salt Inorganic materials 0.000 description 4
- 159000000002 lithium salts Chemical class 0.000 description 4
- 229910001507 metal halide Inorganic materials 0.000 description 4
- 150000005309 metal halides Chemical class 0.000 description 4
- 229910052750 molybdenum Inorganic materials 0.000 description 4
- 239000011733 molybdenum Substances 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 4
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- RAXXELZNTBOGNW-UHFFFAOYSA-O Imidazolium Chemical compound C1=C[NH+]=CN1 RAXXELZNTBOGNW-UHFFFAOYSA-O 0.000 description 3
- 229910018287 SbF 5 Inorganic materials 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- VMPVEPPRYRXYNP-UHFFFAOYSA-I antimony(5+);pentachloride Chemical compound Cl[Sb](Cl)(Cl)(Cl)Cl VMPVEPPRYRXYNP-UHFFFAOYSA-I 0.000 description 3
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 description 3
- 238000010533 azeotropic distillation Methods 0.000 description 3
- DAMJCWMGELCIMI-UHFFFAOYSA-N benzyl n-(2-oxopyrrolidin-3-yl)carbamate Chemical group C=1C=CC=CC=1COC(=O)NC1CCNC1=O DAMJCWMGELCIMI-UHFFFAOYSA-N 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 238000005886 esterification reaction Methods 0.000 description 3
- 238000003682 fluorination reaction Methods 0.000 description 3
- 238000004817 gas chromatography Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 229910052758 niobium Inorganic materials 0.000 description 3
- 239000010955 niobium Substances 0.000 description 3
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-O sulfonium Chemical group [SH3+] RWSOTUBLDIXVET-UHFFFAOYSA-O 0.000 description 3
- CFXQEHVMCRXUSD-UHFFFAOYSA-N 1,2,3-Trichloropropane Chemical compound ClCC(Cl)CCl CFXQEHVMCRXUSD-UHFFFAOYSA-N 0.000 description 2
- NDUPDOJHUQKPAG-UHFFFAOYSA-M 2,2-Dichloropropanoate Chemical compound CC(Cl)(Cl)C([O-])=O NDUPDOJHUQKPAG-UHFFFAOYSA-M 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 2
- 229910015015 LiAsF 6 Inorganic materials 0.000 description 2
- 229910013063 LiBF 4 Inorganic materials 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003377 acid catalyst Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- WTEOIRVLGSZEPR-UHFFFAOYSA-N boron trifluoride Chemical compound FB(F)F WTEOIRVLGSZEPR-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000010908 decantation Methods 0.000 description 2
- TWJKBMRWJYYYFO-UHFFFAOYSA-N ethyl 2,2-dichloropropanoate Chemical compound CCOC(=O)C(C)(Cl)Cl TWJKBMRWJYYYFO-UHFFFAOYSA-N 0.000 description 2
- ONGFYCJYGZPTBV-UHFFFAOYSA-N ethyl 2-chloro-2-fluoropropanoate Chemical compound FC(C(=O)OCC)(C)Cl ONGFYCJYGZPTBV-UHFFFAOYSA-N 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 150000002430 hydrocarbons Chemical group 0.000 description 2
- 238000000622 liquid--liquid extraction Methods 0.000 description 2
- MZIWZISHQWKQFM-UHFFFAOYSA-N lithium 2-(1,1,2,2,2-pentafluoroethyl)imidazol-3-ide-4,5-dicarbonitrile Chemical compound C(#N)C=1N=C([N-]C1C#N)C(C(F)(F)F)(F)F.[Li+] MZIWZISHQWKQFM-UHFFFAOYSA-N 0.000 description 2
- CVVIFWCYVZRQIY-UHFFFAOYSA-N lithium;2-(trifluoromethyl)imidazol-3-ide-4,5-dicarbonitrile Chemical compound [Li+].FC(F)(F)C1=NC(C#N)=C(C#N)[N-]1 CVVIFWCYVZRQIY-UHFFFAOYSA-N 0.000 description 2
- VDVLPSWVDYJFRW-UHFFFAOYSA-N lithium;bis(fluorosulfonyl)azanide Chemical compound [Li+].FS(=O)(=O)[N-]S(F)(=O)=O VDVLPSWVDYJFRW-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910052752 metalloid Inorganic materials 0.000 description 2
- 150000002738 metalloids Chemical class 0.000 description 2
- 125000002950 monocyclic group Chemical group 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- XYFCBTPGUUZFHI-UHFFFAOYSA-O phosphonium Chemical compound [PH4+] XYFCBTPGUUZFHI-UHFFFAOYSA-O 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 125000003367 polycyclic group Chemical group 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 239000012286 potassium permanganate Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- HHVIBTZHLRERCL-UHFFFAOYSA-N sulfonyldimethane Chemical compound CS(C)(=O)=O HHVIBTZHLRERCL-UHFFFAOYSA-N 0.000 description 2
- 239000003039 volatile agent Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910052727 yttrium Inorganic materials 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- WZLFPVPRZGTCKP-UHFFFAOYSA-N 1,1,1,3,3-pentafluorobutane Chemical class CC(F)(F)CC(F)(F)F WZLFPVPRZGTCKP-UHFFFAOYSA-N 0.000 description 1
- NHCQUJBAMRDYLH-UHFFFAOYSA-N 1,1,2,2-tetrachloro-1-fluoropropane Chemical class CC(Cl)(Cl)C(F)(Cl)Cl NHCQUJBAMRDYLH-UHFFFAOYSA-N 0.000 description 1
- ORMSTDJYMPIZAO-UHFFFAOYSA-N 1,1,2-trichloro-2-fluoroethane Chemical class FC(Cl)C(Cl)Cl ORMSTDJYMPIZAO-UHFFFAOYSA-N 0.000 description 1
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 1
- NPNPZTNLOVBDOC-UHFFFAOYSA-N 1,1-difluoroethane Chemical compound CC(F)F NPNPZTNLOVBDOC-UHFFFAOYSA-N 0.000 description 1
- FQAMAOOEZDRHHB-UHFFFAOYSA-N 1,2,2-trichloro-1,1-difluoroethane Chemical class FC(F)(Cl)C(Cl)Cl FQAMAOOEZDRHHB-UHFFFAOYSA-N 0.000 description 1
- QDJDUXFLHIPMOX-UHFFFAOYSA-N 1,2,2-trichloro-1,1-difluoropropane Chemical class CC(Cl)(Cl)C(F)(F)Cl QDJDUXFLHIPMOX-UHFFFAOYSA-N 0.000 description 1
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- POPRFGQIJQMYNL-UHFFFAOYSA-N 1,3-dichloro-1-fluorobutane Chemical compound CC(Cl)CC(F)Cl POPRFGQIJQMYNL-UHFFFAOYSA-N 0.000 description 1
- FHDQNOXQSTVAIC-UHFFFAOYSA-M 1-butyl-3-methylimidazol-3-ium;chloride Chemical compound [Cl-].CCCCN1C=C[N+](C)=C1 FHDQNOXQSTVAIC-UHFFFAOYSA-M 0.000 description 1
- POKOASTYJWUQJG-UHFFFAOYSA-M 1-butylpyridin-1-ium;chloride Chemical compound [Cl-].CCCC[N+]1=CC=CC=C1 POKOASTYJWUQJG-UHFFFAOYSA-M 0.000 description 1
- YACLCMMBHTUQON-UHFFFAOYSA-N 1-chloro-1-fluoroethane Chemical compound CC(F)Cl YACLCMMBHTUQON-UHFFFAOYSA-N 0.000 description 1
- AMFMJCAPWCXUEI-UHFFFAOYSA-M 1-ethylpyridin-1-ium;chloride Chemical compound [Cl-].CC[N+]1=CC=CC=C1 AMFMJCAPWCXUEI-UHFFFAOYSA-M 0.000 description 1
- DCWQLZUJMHEDKD-UHFFFAOYSA-N 2,2-dichloro-1,1,1-trifluoropropane Chemical class CC(Cl)(Cl)C(F)(F)F DCWQLZUJMHEDKD-UHFFFAOYSA-N 0.000 description 1
- QDFSJOQEGXSQLN-UHFFFAOYSA-N 2,2-difluoro-1-nitropropane Chemical compound CC(F)(F)C[N+]([O-])=O QDFSJOQEGXSQLN-UHFFFAOYSA-N 0.000 description 1
- NUBAOKTWWIMWEK-UHFFFAOYSA-N 2,3-difluoropropanoic acid Chemical compound OC(=O)C(F)CF NUBAOKTWWIMWEK-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- JPLOJUFDFAQAMU-UHFFFAOYSA-N 2-chloro-3,3-difluorobut-1-ene Chemical compound CC(F)(F)C(Cl)=C JPLOJUFDFAQAMU-UHFFFAOYSA-N 0.000 description 1
- TYCFGHUTYSLISP-UHFFFAOYSA-N 2-fluoroprop-2-enoic acid Chemical compound OC(=O)C(F)=C TYCFGHUTYSLISP-UHFFFAOYSA-N 0.000 description 1
- 229910015900 BF3 Inorganic materials 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- 239000007848 Bronsted acid Substances 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 101000795167 Homo sapiens Tumor necrosis factor receptor superfamily member 13B Proteins 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910019800 NbF 5 Inorganic materials 0.000 description 1
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical class ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910018286 SbF 6 Inorganic materials 0.000 description 1
- 229910004529 TaF 5 Inorganic materials 0.000 description 1
- 102100029675 Tumor necrosis factor receptor superfamily member 13B Human genes 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 125000003342 alkenyl group Chemical group 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 150000001649 bromium compounds Chemical class 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- UOUJSJZBMCDAEU-UHFFFAOYSA-N chromium(3+);oxygen(2-) Chemical class [O-2].[O-2].[O-2].[Cr+3].[Cr+3] UOUJSJZBMCDAEU-UHFFFAOYSA-N 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 125000001995 cyclobutyl group Chemical group [H]C1([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000000582 cycloheptyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000000640 cyclooctyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])C1([H])[H] 0.000 description 1
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000000895 extractive distillation Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 125000001188 haloalkyl group Chemical group 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000013529 heat transfer fluid Substances 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 238000007172 homogeneous catalysis Methods 0.000 description 1
- 125000001183 hydrocarbyl group Chemical group 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910003473 lithium bis(trifluoromethanesulfonyl)imide Inorganic materials 0.000 description 1
- QSZMZKBZAYQGRS-UHFFFAOYSA-N lithium;bis(trifluoromethylsulfonyl)azanide Chemical compound [Li+].FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F QSZMZKBZAYQGRS-UHFFFAOYSA-N 0.000 description 1
- 229910001512 metal fluoride Inorganic materials 0.000 description 1
- 229940050176 methyl chloride Drugs 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 125000000449 nitro group Chemical class [O-][N+](*)=O 0.000 description 1
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- PDWVXNLUDMQFCH-UHFFFAOYSA-N oxoantimony;hydrochloride Chemical compound Cl.[Sb]=O PDWVXNLUDMQFCH-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 125000005561 phenanthryl group Chemical group 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 125000005496 phosphonium group Chemical group 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- JFDPORCIPSRTHI-UHFFFAOYSA-M potassium;2,2-difluoropropanoate Chemical compound [K+].CC(F)(F)C([O-])=O JFDPORCIPSRTHI-UHFFFAOYSA-M 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- DSLBDAPZIGYINM-UHFFFAOYSA-N sulfanium;chloride Chemical class S.Cl DSLBDAPZIGYINM-UHFFFAOYSA-N 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- 150000003457 sulfones Chemical class 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 125000005207 tetraalkylammonium group Chemical group 0.000 description 1
- 125000005497 tetraalkylphosphonium group Chemical group 0.000 description 1
- 229950011008 tetrachloroethylene Drugs 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- OWUGVJBQKGQQKJ-UHFFFAOYSA-M trimethylsulfanium;chloride Chemical compound [Cl-].C[S+](C)C OWUGVJBQKGQQKJ-UHFFFAOYSA-M 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/307—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/363—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0567—Liquid materials characterised by the additives
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0569—Liquid materials characterised by the solvents
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0025—Organic electrolyte
- H01M2300/0028—Organic electrolyte characterised by the solvent
- H01M2300/0034—Fluorinated solvents
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Definitions
- the present invention relates to a process for the preparation of fluoroorganic compounds.
- Difluorinated organic compounds find many applications as a synthesis intermediate.
- the difluoropropionic acid type compounds are in particular known as synthesis intermediate in the preparation of fluoroacrylic acid.
- US 5,072,030 describes the preparation of 2,3-difluoropropionic acid by fluorination of acrylic acid in the presence of fluorine F2.
- EP 0 132 681 describes the preparation of 2,2-difluoropropionic acid by oxidation of 2,2-difluoronitropropane in the presence of an oxidant such as sulfuric acid. A yield of 85% is obtained.
- the present invention aims to remedy the drawbacks identified in the prior art.
- the present invention relates to a process for the preparation of a compound of formula (I) H comprising the steps of:
- R 1 and R 2 being independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl;
- X 1 and X 2 being independently selected from F, Cl, Br and I with the proviso that X 1 and X 2 are not simultaneously F;
- Y being selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2, -NHR, -NR 2 , -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl;
- R is independently selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl;
- Step a) of the present process allows the formation of a stream A comprising said compound (I). This is recovered in step b).
- Y is -OH or -OR.
- R 1 is H and R 2 is H.
- the process is carried out in the presence of a catalyst.
- the method comprises the steps of:
- Y being as defined above and X 1 is Cl, Br and I;
- Y is -OH; and the compound of formula (I) wherein Y is -OH is treated under conditions effective to form a compound of formula (I) wherein Y is - OR, R being selected from the group consisting of C 1 -C 20 alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl.
- R is a C 1 -C 6 -alkyl, preferably R is -CH 3,
- X 1 being selected from Cl, Br and I, preferably X 1 is Cl;
- Y being selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2 , -NHR, -NR 2 , -SR, C 3 -C 2 o -cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl, preferably Y is -OH or -OR;
- R is independently selected from the group consisting of C 1 -C 20 alkyl, C 6 -C 20 aryl and C 2 -C 20 alkenyl, C 3 -C 20 cycloalkenyl and C 3 -C 20 cycloalkyl, preferably R is C 1 -C 6 alkyl, especially R is -CH 3 , -CH 2 CH 3 , -CH 2 CH 2 CH 3 .
- the composition is used as a solvent in an electrolytic composition in a battery, preferably a lithium-ion battery.
- the present invention aims to remedy the drawbacks identified in the prior art.
- R 1 and R 2 are independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl;
- X 1 and X 2 are independently selected from F, Cl, Br and I with the proviso that X 1 and X 2 are not simultaneously F;
- Y is selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2 , -NHR, -NR 2 , -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl; R is independently selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl.
- alkyl refers to linear or branched hydrocarbon chains containing the specified number of carbon atoms.
- C1-C6 alkyl means a linear or branched alkyl group containing at least 1 and at most 6 carbon atoms.
- aryl refers to an aromatic hydrocarbon ring containing the specified number of carbon atoms.
- aryl may be phenyl, naphthyl, anthracyl or phenanthryl.
- cycloalkyl refers to a monocyclic or condensed polycyclic non-aromatic hydrocarbon ring having the specified number of carbon atoms.
- cycloalkyl includes cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl or cyclooctyl.
- alkenyl refers to linear or branched hydrocarbon chains containing the specified number of carbon atoms and at least one carbon-carbon double bond.
- cycloalkenyl refers to a fused monocyclic or fused polycyclic non-aromatic hydrocarbon ring having the specified number of carbon atoms and at least one carbon-carbon double bond.
- R 1 and R 2 are independently selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl C3-C20-cycloalkenyl and C3-C20-cycloalkyl.
- R 1 and R 2 are independently selected from H, C 1 -C 10 -alkyl, C 6 -C 10 aryl and C 2 -C 10 -alkenyl , C3-Cio-cycloalkenyl and C3-Cio-cycloalkyl.
- R 1 and R 2 are independently selected from H, C 1 -C 3 -alkyl, Ce-C 8 -aryl and C 2 -C 6 alkenyl, C3-C6-cycloalkenyl and C3-C6-cycloalkyl.
- R 1 and R 2 are H.
- X 1 and X 2 are independently selected from F, Cl and Br with the proviso that X 1 and X 2 are not simultaneously F
- X 1 and X 2 are independently selected from F and Cl with the proviso that X 1 and X 2 are not simultaneously F.
- X 1 and X 2 are Cl.
- Y is selected from the group consisting of H, C1-C10-alkyl, C1-C10-haloalkyl, C6-C10-aryl, -OH, -OR, -N H2, -NHR, -N R2, -SR, C3-Cio-cycloalkyl, C3-Cio-cycloalkenyl and C2-C10-alkenyl.
- Y is selected from the group consisting of H, C 1 -C 10 -alkyl, C 1 -C 10 -haloalkyl, C 6 -C 10 aryl, -OH, -OR, C3-Cio-cycloalkyl, C3-C10-cycloalkenyl and C2-C10-alkenyl.
- Y is selected from the group consisting of H, -OH and -OR. More particularly, in the compounds of formula (I), (II) and / or (III), Y is selected from the group consisting of -OH and -OR.
- R is independently selected from the group consisting of C1-C10-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl.
- R is independently selected from the group consisting of C1-C10-alkyl and C6-C10-aryl. More particularly, R is independently selected from the group consisting of C1-C6-alkyl and C6-C8-aryl.
- R is independently selected from the group consisting of C 1 -C 3 -alkyl and C 6 -aryl.
- R 1 and R 2 being independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; preferably selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; in particular selected from H, C1-Cio-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl; preferably selected from H, C1-C3-alkyl, C6-C8-aryl and C2-C6-alkenyl, C3-
- X 1 and X 2 being independently selected from F, Cl, Br and I with the proviso that X 1 and X 2 are not simultaneously F; preferably selected from F, Cl and Br with the proviso that X 1 and X 2 are not simultaneously F; more preferably selected from F and Cl with the proviso that X 1 and X 2 are not simultaneously F; in particular X 1 and X 2 are Cl;
- Y being selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2, -NHR, -NR 2 , -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl; preferably selected from the group consisting of H, Ci-Cio-alkyl, Ci-Cio-haloalkyl, C6-C10 aryl, -OH, -OR, -NH 2, -NHR, -NR 2, -SR, -C 3 -C 0 -Cycloalkyl, C 3 -C 10 O -cycloalkenyl and C 2 -C 10 O -alkenyl; more preferably selected from the group consisting of H, Ci-Cio-
- R is independently selected from the group consisting of C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; preferably selected from the group consisting of Ci-Cio-alkyl, C6-Cio-aryl and C2-Cio-alkenyl, C 3 -Cio-cycloalkenyl, C3-C10- cycloalkyl; in particular selected from the group consisting of C1-C10-alkyl and C6-C10-aryl; more particularly selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl; preferably, R is independently selected from the group consisting of C 1 -C 3 -alkyl and C 6 -aryl.
- the present invention relates to a process for the preparation of a compound of formula (I)
- the process i.e., step a), a1) and / or a2), is carried out in the presence of a catalyst.
- Said catalyst may be based on an element or elements selected from the metals and / or metalloids of columns 1 to 15 of the periodic table of the elements and their mixtures.
- a Lewis acid a catalyst based on a metal halide, in particular based on antimony halide, tin, tantalum, titanium, transition metals such as iron halides, niobium, molybdenum, transition metal oxides, Group 4 metal halides, Group 5 metal halides, fluorinated chromium halide, fluorinated chromium oxide, or a mixture of both. Chlorides and metal fluorides can advantageously be used.
- Such catalysts include: SbCl 5 , SbCl 3 , TiCl 4 , SnCl 4 , TaCl 5 , NbCl 5 , TiCl 4 , FeCu, MoC and their corresponding fluorinated derivatives. Pentavalent metal halides are suitable.
- the catalyst is based on an element or elements selected from among the metals and / or metalloids of columns 4 to 6 and 13 to 15 of the periodic table of the elements and their mixtures.
- said catalyst is based on a member or elements selected from the group consisting of titanium, tantalum, molybdenum, boron, tin and antimony, and mixtures thereof.
- the catalyst is a halide of a member or elements selected from the group consisting of titanium, tantalum, molybdenum, boron, tin and antimony, and mixtures thereof.
- the catalyst is a fluoride, chloride or chlorofluoride of a member or elements selected from the group consisting of titanium, tantalum, molybdenum, boron, tin and antimony, and mixtures thereof.
- said catalyst is based on a metal or metals selected from the group consisting of titanium and tin or their mixture.
- said catalyst is a halide of a metal or metals selected from the group consisting of titanium and tin or their mixture.
- said catalyst is a fluoride, a chloride or a chlorofluoride of a metal or metals selected from the group consisting of titanium and tin or their mixture.
- the catalyst is selected from antimony trichloride, antimony pentachloride, titanium tetrachloride and tin tetrachloride and mixtures thereof.
- Ionic liquids are particularly interesting for fluorination by HF in the liquid phase.
- Ionic liquids are ionic nonaqueous salts which are liquid at moderate temperatures (preferably below 120 ° C).
- the ionic liquids preferably result from the reaction between an organic salt and an inorganic compound.
- the ionic liquids are preferably obtained by reacting at least one halogenated or oxyhalogenated Lewis acid based on aluminum, titanium, niobium, tantalum, tin, antimony, nickel, zinc or iron with a salt of general formula Y + a "wherein a denotes a halide anion (bromide, iodide and preferably chloride or fluoride) or hexafluoroantimonate (SbF 6 _) and Y + is a quaternary ammonium cation, quaternary phosphonium or sulfonium ternary Halogenated Lewis acid based on aluminum, titanium, niobium, tantalum, antimony, nickel, zinc or iron may be a chlorinated, brominated, fluorinated or mixed derivative, for example a chlorofluorinated acid. Mention may be made more particularly of chlorides, fluorides or chlorofluorides of the following formulas:
- TiCl 4 TiF 4 , TaCl 2, TaF 5 , NbCl 5 , NbF 5 , SbCl 5 , SbCl 4 F, SbCl 3 F 2 , SbCl 2 F 3 , SbCl 4 , SbF 5 and mixtures thereof.
- the salt Y + A - the cation Y + may respond to one of the following general formulas:
- R 1 to R 4 each denote a hydrocarbyl, chlorohydrocarbyl, fluorohydrocarbyl, chlorofluorohydrocarbyl or fluorocarbyl group having from 1 to 10 carbon atoms, saturated or unsaturated, cyclic or otherwise, or aromatic, one or more of these groups may also contain one or more heteroatoms such as N, P, S or O.
- the ammonium cation, phosphonium or sulfonium Y + may also be part of a saturated or unsaturated heterocycle, or aromatic having 1 to 3 nitrogen, phosphorus or sulfur atoms, and any of the following general formulas:
- R 1 and R 2 are as defined above.
- a salt containing 2 or 3 ammonium, phosphonium or sulfonium sites in their formula may also be suitable.
- salts Y + A that may be mentioned include tetraalkyl ammonium chlorides and fluorides, tetraalkyl phosphonium chlorides and fluorides, and trialkyl sulfonium chlorides and fluorides, alkyl pyridinium chlorides and fluorides, chlorides, fluorides and bromides of dialkyl imidazolium, and chlorides and fluorides of trialkyl imidazolium.
- Ionic liquids can be prepared by appropriately mixing the Lewis acid or halogen oxyhalogenated and the organic salt Y + A ". Reference may be made in particular to the method described in WO 01/81353.
- the preferred ionic liquids advantageously are those resulting from a molar ratio of Lewis acid / organic salt strictly greater than 1: 1. We may also mention the ionic liquids described the reference “liquid-phase HF Fluorination”, Multiphase Homogeneous Catalysis, Eds Wiley-VCH, (2002 ), 535.
- the method is implemented in the liquid phase.
- the process is carried out in continuous mode or in batch mode.
- stream A recovered in step b) is a gaseous stream.
- stream A may comprise unreacted hydrofluoric acid, hydrogen halide, and the formula (II) or formula (III) unreacted.
- the hydrogen halide may be HCl, HBr or H1 depending on the substituents X 1 and X 2 of the compounds of formula (II) or (III).
- said stream A may comprise less than 15% by weight of hydrofluoric acid, more preferably less than 10% by weight of hydrofluoric acid based on the total weight of composition A.
- said stream A may comprise less than 10% by weight of hydrogen halide, preferably hydrogen chloride, more preferably less than 5% by weight based on the total weight of composition A.
- said stream A may comprise less than 10% by weight of water, more preferably less than 5% by weight of water based on the total weight of composition A.
- said stream A may comprise less than 40% by weight of compounds of formula (II) or (III), more preferably less than 30% by weight, in particular less than 20% by weight, more particularly less than 10% by weight. by weight based on the total weight of composition A.
- the process can be carried out in the presence or absence of solvent.
- a solvent may be selected from the group consisting of 1,2-dichloroethane, 1,2,3-trichloropropane, 1-chloro-1-fluoroethane, 1,1-difluoroethane, 1,1-dichloroethane , 1,3-dichloro-1-fluorobutane, the isomers of tetrachlorofluoropropane, the isomers of trichlorodifluoropropane, the isomers of dichlorotrifluoropropane, 1,1,1,3,3-pentafluorobutane, 1,1,2-trichloro-2,2- difluoroethane, 1,1,2-trichloro-2-fluoroethane or perchlorethylene, nitro solvents including nitromethane and nitrobenzene, amides, esters, sulfones including tetramethylene sulfon
- the HF / compound of formula (II) or (III) molar ratio is greater than or equal to 2, preferably greater than or equal to 3, in particular greater than or equal to 10.
- the catalyst / compound molar ratio of formula (II) or (III) is greater than or equal to 0.01, preferably greater than or equal to 0.025, in particular greater than or equal to 0.025. equal to 0.05.
- the molar ratio catalyst / compound of formula (II) or (III) is from 2 to 90 mol%, advantageously from 4 to 80 mol%, preferably from 6 to 75 mol%.
- the present process is carried out at a temperature of at least 30 ° C, preferably at least 40 ° C, preferably at least 50 ° C, in particular at least 100 ° C.
- the present process is carried out at a temperature of 30 ° C to 200 ° C, preferably 40 ° C to 170 ° C, in particular 50 ° C to 150 ° C.
- the present process is carried out at a pressure of at least 1 bara, preferably at least 2 bara, preferably at least 4 bara, in particular at least 5 bara.
- the present process is carried out at a pressure of from 1 bara to 50 bara, preferably from 2 bara to 50 bara, more preferably from 4 bara to 35 bara, in particular from 5 bara to 25 bara.
- the stream A comprising said compound (I) obtained in step b) can undergo at least one separation and / or purification step, to form a composition B.
- separation condensation may be mentioned , evaporation, decantation, absorption, washing, liquid-liquid extraction.
- purification mention may be made of distillation, for example extractive distillation, azeotropic distillation, membrane separation, adsorption on solid and more particularly adsorption on molecular sieve, alumina or activated carbon and drying.
- the drying can be carried out on molecular sieves, in particular on molecular sieves of 3 to 4 A.
- composition B comprises said compound of formula (I) as described above.
- the composition B comprises less than 500 ppm of water by weight based on the total weight of the composition B, advantageously 400 ppm of water, preferably less than 300 ppm of water, in particular less than 200 ppm of water by weight based on the total weight of composition B.
- the composition B comprises less than 500 ppm of hydrofluoric acid by weight based on the total weight of the composition B, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less 200 ppm of hydrofluoric acid, in particular less than 100 ppm of hydrofluoric acid by weight based on the total weight of composition B.
- composition B comprises less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, by weight based on the total weight of composition B, advantageously less than 75 ppm.
- composition B may comprise: optionally at least 1000 ppm by weight of a compound of formula (II)
- 400 ppm water preferably less than 300 ppm water, in particular less than 200 ppm water by weight;
- At least 500 ppm of hydrofluoric acid by weight advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm hydrofluoric acid by weight; and
- composition B by weight based on the total weight of composition B.
- said stream A is purified by distillation and / or a drying step as mentioned above.
- said stream A may comprise less than 15% by weight of hydrofluoric acid, more preferably less than 10% by weight of hydrofluoric acid based on the total weight of composition A.
- said stream A may comprise less than 10% by weight of hydrogen halide, preferably hydrogen chloride, more preferably less than 5% by weight based on the total weight of composition A.
- said stream A may comprise less than 10% by weight of water, more preferably less than 5% by weight of water based on the total weight of composition A.
- said stream A may comprise less than 40% by weight of compounds of formula (II) or (III), more preferably less than 30% by weight, in particular less than 20% by weight based on the total weight of the composition A.
- Steps i) and ii) can be implemented simultaneously or sequentially. Steps i) and ii) can be carried out in a reactor or in two different reactors.
- the molar ratio HF / compound of formula (II) or (III) may be greater than or equal to 1, advantageously greater than or equal to 2, preferably greater than or equal to 3, in particular greater than or equal to to 10. If a catalyst is used for the implementation of step i), the molar ratio catalyst / compound of formula (II) or (III) is greater than or equal to 0.01, preferably greater than or equal to 0.025, in particular greater than or equal to 0.05.
- the molar ratio catalyst / compound of formula (II) or (III) is from 2 to 90 mol%, advantageously from 4 to 80 mol%, preferably from 6 to 75 mol%.
- the catalyst may be based on a metal or metals selected from the group consisting of titanium and tin or their mixture, in a preferred manner, said catalyst may be a halide of a metal or metals selected (s) from the group consisting of titanium and tin or their mixture, preferably preferentially, said catalyst may be a fluoride, a chloride or a chlorofluoride of a metal or metals selected from the group consisting of titanium and tin or their mixture.
- a catalyst is used for the implementation of step i), it is tin tetrachloride, antimony pentachloride, antimony trichloride or titanium tetrachloride or mixtures thereof.
- Step i) can be carried out at a temperature of at least 30 ° C, preferably at least 40 ° C, preferably at least 50 ° C, in particular at least 100 ° C.
- step i) can be carried out at a temperature of 30 ° C to 200 ° C, preferably 40 ° C to 170 ° C, in particular 50 ° C to 150 ° C.
- Step i) can be carried out at a pressure of at least 1 bara, preferably at least 2 bara, preferably at least 4 bara, in particular at least 5 bara.
- step i) can be carried out at a pressure of 1 bara at 50 bara, preferably from 2 bara to 50 bara, more preferably from 4 bara to 35 bara, in particular from 5 bara to 25 bara.
- the molar ratio HF / compound of formula (IV) or (V) may be greater than or equal to 1, advantageously greater than or equal to 2, preferably greater than or equal to 3, in particular greater than or equal to to 10.
- the catalyst / compound molar ratio of formula (IV) or (V) is greater than or equal to 0.01, preferably greater than or equal to 0.025, in particular greater than or equal to 0.05.
- the molar ratio of catalyst / compound of formula (IV) or (V) is from 2 to 90 mol%, advantageously from 4 to 80 mol%, preferably from 6 to 75 mol%.
- the catalyst may be based on a metal or metals selected from the group consisting of titanium and tin or their mixture, in a preferred manner, said catalyst may be a halide of a metal or metals selected from the group consisting of titanium and tin or their mixture, preferably favored, said catalyst may be a fluoride, a chloride or a chlorofluoride of a metal or metals selected from the group consisting of titanium and tin or their mixture.
- a catalyst is used for the implementation of step ii), it is antimony pentachloride, antimony trichloride, tin tetrachloride or titanium tetrachloride or mixtures thereof.
- Step ii) may be carried out at a temperature of at least 30 ° C, preferably at least 40 ° C, preferably at least 50 ° C, in particular at least 100 ° C.
- step ii) may be carried out at a temperature of 30 ° C to 300 ° C, preferably 40 ° C to 250 ° C, in particular 50 ° C to 200 ° C.
- the temperature in step ii) may be equal to, greater than or less than that of step i).
- the temperature in step ii) is greater than in step i).
- Step ii) can be carried out at a pressure of at least 1 bara, preferably at least 2 bara, preferably at least 4 bara, in particular at least 5 bara.
- step ii) may be carried out at a pressure of from 1 bara to 50 bara, preferably from 2 bara to 50 bara, more preferably from 4 bara to 35 bara, in particular from 5 bara to 25 bara.
- the pressure in step ii) may be equal to, greater than or less than that of step i).
- the present process comprises the steps of:
- R 1 and R 2 are independently selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl;
- Y is selected from the group consisting of H, Ci-Cio-alkyl, Ci-Cio-haloalkyl, C6-Cio-aryl, - OH, -OR, -N H2, -NHR, -NR 2, -SR, -C 3 -C 0 -Cycloalkyl, C 3 -C 10 O -cycloalkenyl and C 2 -C 10 O -alkenyl;
- R is independently selected from the group consisting of C1-Cio-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl;
- X 1 Cl, Br or I
- R 1 and R 2 are independently selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl;
- Y is selected from the group consisting of H, Ci-Cio-alkyl, Ci-Cio-haloalkyl, C6-Cio-aryl, - OH, -OR, -NH 2, -NHR, -NR 2, -SR, -C 3 -C 0 -Cycloalkyl, C 3 -C 10 O -cycloalkenyl and C 2 -C 10 O -alkenyl;
- R is independently selected from the group consisting of C1-C10-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl, and
- the present process comprises the steps of:
- R 1 and R 2 are independently selected from H, C 1 -C 10 -alkyl, C 6 -C 10 aryl and C 2 -C 10 -alkenyl, C 3 -C 10 -cycloalkenyl and C 3 -C 10 -cycloalkyl;
- Y is selected from the group consisting of H, C1-C10-alkyl, C1-C10-haloalkyl, C6-C10-aryl, -OH, -OR, C3-C10-cycloalkyl, C3-C10-cycloalkenyl and C2-C10- alkenyl;
- R 1 and R 2 are independently selected from H, C 1 -C 10 -alkyl, C 6 -C 10 aryl and C 2 -C 10 -alkenyl, C 3 -C 10 -cycloalkenyl and C 3 -C 10 -cycloalkyl;
- Y is selected from the group consisting of H, C1-C10-alkyl, C1-C10-haloalkyl, C6-C10-aryl, -OH, -OR, C3-C10-cycloalkyl, C3-C10-cycloalkenyl and C2-C10- alkenyl;
- R is independently selected from the group consisting of C1-C10-alkyl and C6-C10-aryl, and
- R 1 and R 2 are independently selected from H, C 1 -C 3 -alkyl, C 1 -C 8 aryl and C 2 -C 6 -alkenyl, C 3 -C 6 -cycloalkenyl and C 3 -C 6 -cycloalkyl;
- Y is selected from the group consisting of H, -OH and -OR;
- R 1 and R 2 are independently selected from H, C 1 -C 3 -alkyl, C 1 -C 8 aryl and C 2 -C 6 -alkenyl, C 3 -C 6 -cycloalkenyl and C 3 -C 6 -cycloalkyl;
- Y is selected from the group consisting of H, -OH and -OR;
- R is independently selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl, b) recovering said stream A comprising said compound of formula (I).
- the present process comprises the steps of:
- the stream A comprising said compound (I) recovered in step b) is purified or separated under conditions that are effective to form a composition B comprising a compound of formula (I)
- separation there may be mentioned condensation, evaporation, decantation, absorption, washing, liquid-liquid extraction.
- purification mention may be made of distillation, for example distillation extractive, azeotropic distillation, membrane separation, adsorption on solid and more particularly adsorption on molecular sieve, alumina or activated carbon and drying.
- the drying can be carried out on molecular sieves, in particular on molecular sieves of 3 to 4 A.
- Composition B comprises said compound of formula (I) as described above.
- the composition B comprises less than 500 ppm of water by weight based on the total weight of the composition B, advantageously 400 ppm of water, preferably less than 300 ppm of water, in particular less than 200 ppm of water by weight based on the total weight of composition B.
- the composition B comprises less than 500 ppm of hydrofluoric acid by weight based on the total weight of the composition B, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less 200 ppm of hydrofluoric acid, in particular less than 100 ppm of hydrofluoric acid by weight based on the total weight of composition B.
- composition B comprises less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, by weight based on the total weight of composition B, advantageously less than 75 ppm.
- composition B can comprise:
- 400 ppm water preferably less than 300 ppm water, in particular less than 200 ppm water by weight;
- At least 500 ppm of hydrofluoric acid by weight advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm hydrofluoric acid by weight; and
- composition B by weight based on the total weight of composition B.
- composition B comprises:
- ppm water by weight advantageously less than 400 ppm water, preferably less than 300 ppm water, in particular less than 200 ppm water by weight;
- At least 500 ppm of hydrofluoric acid by weight advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm hydrofluoric acid by weight; and optionally not less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, advantageously less than 75 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less than 20 ppm of a hydrogen halide other than that hydrofluoric acid, preferably hydrogen chloride,
- composition B comprises:
- ppm of water by weight advantageously less than 400 ppm of water, preferably less than 300 ppm of water, in particular less than 200 ppm of water by weight;
- ppm of hydrofluoric acid by weight advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, plus preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm of hydrofluoric acid by weight;
- a hydrogen halide other than hydrofluoric acid preferably hydrogen chloride
- a hydrogen halide other than hydrofluoric acid advantageously less than 75 ppm of a hydrogen halide other than hydrofluoric acid, preferably chloride hydrogen, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less than 20 ppm of a hydrogen halide other than the acid hydrofluoric, preferably hydrogen chloride
- Y is -OH; and the compound of formula (I) wherein Y is -OH is treated under conditions effective to form a compound of formula (I) wherein Y is - OR, R being selected from the group consisting of C 1 -C 20 alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl.
- the present process may include the steps of:
- R 1 and R 2 being independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; preferably R 1 and R 2 are independently selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -alkyl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; preferably, R 1 and R 2 are independently selected from H, C 1 -C 10 -alkyl, C 6 -C 10 aryl and C 2 -C 10 -alkenyl, C 3 -C 10 -cycloalkenyl and C 3 -C 10 -cycloalkyl; in particular, R 1 and R 2 are independently selected from H
- step b) carrying out from said stream A recovered in step b) an esterification reaction of the compound of formula (I) under conditions effective to form a compound of formula (I) wherein Y is -OR with R being selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl; preferably R being selected from the group consisting of C1-C10-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl; preferably R being selected from the group consisting of C1-C10-alkyl and C6-C10-aryl; in particular R being selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl; more preferably, R being selected from the group consisting of C1-
- the group R 1 is identical in the compounds of formula (II), (III) and (I).
- the group R 2 is identical in the compounds of formula (II), (III) and (I).
- the present process may comprise the steps of:
- R 1 and R 2 are H;
- X 1 and X 2 are Cl;
- Y is -OH
- step a) is carried out under operating conditions as described above in connection with the process according to the present invention.
- step c) is carried out by reacting the compound of formula (I) recovered in step b) with a compound of formula R-OH with R being selected from the group consisting of C 1 -C 20 alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20- cycloalkyl; preferably R being selected from the group consisting of C1-C10-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl; preferably R being selected from the group consisting of C1-C10-alkyl and C6-C10-aryl; in particular R being selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl; more preferably, R being selected from the group consisting of C1-C3-alkyl and C6-aryl,
- the method can be implemented via steps a1) and a2) as described in the present application instead of step a).
- the present process may include the steps of:
- step c) carrying out from said stream A recovered in step b) an esterification reaction of the compound of formula (I) under conditions effective to form a compound of formula (I)
- Said stream A recovered in step b) can be purified as described in the present application to form said composition B prior to the implementation of step c).
- Step c) is then implemented from said composition B as defined in the present application.
- step c) is carried out in the presence of an acid catalyst such as a Lewis acid or a Bronsted acid or a basic catalyst or cationic or anionic resins.
- an acid catalyst such as a Lewis acid or a Bronsted acid or a basic catalyst or cationic or anionic resins.
- step c) is carried out in the presence of a basic catalyst such as alkali or alkaline-earth hydroxides (for example KOH, NaOH, Ca (OH) 2, Mg (OH) 2), alkaline oxides or alkaline earth (eg Na2O, CaO, MgO, K2O), alkaline carbonates or alkaline earth (for example Na2CC> 3, K2CO3, Ca ⁇ 3, MgCOs), or an acid catalyst such as a mineral acid (for example HCl, HBr, H1, H2SO4), p-toluenesulphonic acid , boron trifluoride.
- a basic catalyst such as alkali or alkaline-earth
- step c) can be carried out at a temperature between 10 ° C and 200 ° C, preferably between 20 ° C and 150 ° C.
- the present invention relates to a composition comprising said compound of formula (I) as described above.
- the composition comprises less than 500 ppm of water by weight based on the total weight of the composition, advantageously less than 400 ppm of water, preferably less than 300 ppm of water, in particular less than 200 ppm of water. water by weight based on the total weight of the composition.
- the composition comprises less than 500 ppm of hydrofluoric acid by weight based on the total weight of the composition, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less than 200. ppm of hydrofluoric acid, in particular less than 100 ppm of hydrofluoric acid by weight based on the total weight of the composition.
- the composition comprises less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, by weight based on the total weight of the composition, advantageously less than 75 ppm of a hydrogen halide.
- hydrogen halide other than hydrofluoric acid preferably hydrogen chloride, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less 20 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, by weight based on the total weight of the composition.
- composition may comprise:
- 400 ppm water preferably less than 300 ppm water, in particular less than 200 ppm water by weight;
- At least 500 ppm of hydrofluoric acid by weight advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm hydrofluoric acid by weight; and
- the composition comprises:
- ppm water by weight advantageously less than 400 ppm water, preferably less than 300 ppm water, in particular less than 200 ppm water by weight;
- At least 500 ppm of hydrofluoric acid by weight advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm hydrofluoric acid by weight; and optionally not less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, advantageously less than 75 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less than 20 ppm of a hydrogen halide other than that hydrofluoric acid, preferably hydrogen chloride,
- the composition comprises:
- ppm of water by weight advantageously less than 400 ppm of water, preferably less than 300 ppm of water, in particular less than 200 ppm of water by weight;
- ppm of hydrofluoric acid by weight advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, plus preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm of hydrofluoric acid by weight;
- a hydrogen halide other than hydrofluoric acid preferably hydrogen chloride
- a hydrogen halide other than hydrofluoric acid advantageously less than 75 ppm of a hydrogen halide other than hydrofluoric acid, preferably chloride hydrogen, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less than 20 ppm of a hydrogen halide other than the acid hydrofluoric, preferably hydrogen chloride
- composition according to this second aspect of the invention is obtained by the method according to the first aspect of the present invention.
- the compounds of formula (I), (II), (III), (IV) and / or (V) are such that:
- R 1 and R 2 are independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl;
- X 1 and X 2 are independently selected from F, Cl, Br and I with the proviso that X 1 and X 2 are not simultaneously F;
- Y is selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2, -NHR, -NR 2 , -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl; R is independently selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl.
- the compounds of formula (I), (II), (III), (IV) and / or (V) are such that R 1 and R 2 are independently selected from H, C 1 -C 2 - alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl.
- the compounds of formula (I), (II), (III), (IV) and / or (V) are such that R 1 and R 2 are independently selected from H, Ci-Cio- alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl.
- the compounds of formula (I), (II), (III), (IV) and / or (V) are such that R 1 and R 2 are independently selected from H, C 1 -C 3 -alkyl, Ce-C 8 -aryl and C2-C6-alkenyl, C3-C6-cycloalkenyl and C3-C6-cycloalkyl.
- the compounds of formula (I), (II), (III), (IV) and / or (V) are such that R 1 and R 2 are H.
- (V) are such that X 1 and X 2 are independently selected from F, Cl and Br with the proviso that X 1 and X 2 are not simultaneously F. More preferably, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that X 1 and X 2 are independently selected from F and Cl with the proviso that X 1 and X 2 are not simultaneously F. In particular, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that X 1 and X 2 are Cl.
- the compounds of formula (I), (II), (III), (IV) and / or (V) are such that Y is selected from the group consisting of H, Ci-Cio-alkyl , C 1 -C 1 0- haloalkyl, C 0 -C 6 -aryl, -OH, -OR, -NH 2, -NHR, -NR 2, -SR, -C 0 -C 3 -cycloalkyl, C3-C10- cycloalkenyl and C2-C10-alkenyl.
- the compounds of formula (I), (II), (III), (IV) and / or (V) are such that Y is selected from the group consisting of H, Ci-Cio-alkyl , Ci-Cio-haloalkyl, C6-Cio-aryl, -OH, -OR, C3-Cio-cycloalkyl, C3-C 1 0- cycloalkenyl and C2-Cio-alkenyl.
- the compounds of formula (I), (II), (III), (IV) and / or (V) are such that Y is selected from the group consisting of H, -OH and -OR .
- the compounds of formula (I), (II), (III), (IV) and / or (V) are such that Y is selected from the group consisting of -OH and -OR.
- R is independently selected from the group consisting of C 1 -C 10 -alkyl, C 6 -C 10 aryl and C 2 -C 10 -alkenyl, C 3 -C 10 -cycloalkenyl and C 3 -C 10 -cycloalkyl.
- R is independently selected from the group consisting of C1-C10-alkyl and C6-C10-aryl. More particularly, R is independently selected from the group consisting of C1-C6-alkyl and C6-C8-aryl.
- R is independently selected from the group consisting of C 1 -C 3 -alkyl and C 6 -aryl.
- the present composition comprises a compound of formula (I)
- R 1 and R 2 being independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; preferably selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; in particular selected from H, Ci-Cio-alkyl, C6-Cio-aryl and C2-Cio-alkenyl, C3-C 1 0- cycloalkenyl and C3-Cio-cycloalkyl; preferably selected from H, C1-C3-alkyl, C6-C8-aryl and C2-C6-alkenyl
- Y being selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2, -NHR, -NR 2 , -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl; preferably selected from the group consisting of H, Ci-Cio-alkyl, Ci-Cio-haloalkyl, C6-C10 aryl, -OH, -OR, -NH 2, -NHR, -NR 2, -SR, -C 3 -C 0 -Cycloalkyl, C 3 -C 10 O -cycloalkenyl and C 2 -C 10 O -alkenyl; more preferably selected from the group consisting of H, C1-C10-
- R is independently selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl; preferably selected from the group consisting of C1-C10-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl; in particular selected from the group consisting of C1-C10-alkyl and C6-C10-aryl; more particularly selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl; preferably, R is independently selected from the group consisting of C 1 -C 3 -alkyl and C 6 -aryl.
- composition comprises compounds of formula (II), (III), (IV) and / or (V), they are such that:
- X 1 and X 2 being independently selected from F, Cl, Br and I with the proviso that X 1 and X 2 are not simultaneously F; preferably selected from F, Cl and Br with the proviso that X 1 and X 2 are not simultaneously F; more preferably selected from F and Cl with the proviso that X 1 and X 2 are not simultaneously F; in particular X 1 and X 2 are Cl;
- R 1 and R 2 being independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; preferably selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; in particular selected from H, C1-Cio-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl; preferably selected from H, C1-C3-alkyl, C6-C8-aryl and C2-C6-alkenyl, C3-
- Y being selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2 , -NHR, -NR 2 , -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl; of preferably selected from the group consisting of H, C 1 -C 10 -alkyl, C 1 -C 10 -haloalkyl, C 6 -C 10 -aryl, -OH, -OR, -NH 2 , -NHR, -NR 2 , -SR, C 3 - C 0 -C cycloalkyl, C 3 -C 10 O -cycloalkenyl and C 2 -C 10 O -alkenyl; more preferably selected from the
- R is independently selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl; preferably selected from the group consisting of C1-C10-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl; in particular selected from the group consisting of C1-C10-alkyl and C6-C10-aryl; more particularly selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl; preferably, R is independently selected from the group consisting of C 1 -C 3 -alkyl and C 6 -aryl.
- the composition comprises a compound of formula (I) wherein R 1 and R 2 are H; Y being selected from the group consisting of -OH and -OR; R being independently selected from the group consisting of C1-C3-alkyl and C6-aryl.
- Said composition may also comprise compounds of formula (II), (III), (IV) and / or (V) such that R 1 and R 2 being H; Y being selected from the group consisting of -OH and -OR; R being independently selected from the group consisting of C1-C3-alkyl and C6-aryl; and X 1 and X 2 being Cl.
- composition according to the second aspect of the present invention may be obtained according to the method described according to the first aspect of the invention.
- the composition according to the second aspect of the present invention is used as a solvent in an electrolytic composition.
- the electrolytic composition is preferably used in a battery.
- the electrolytic composition is used in a Li-ion battery.
- the electrolytic composition comprises in addition to the present composition used as a solvent, at least one lithium salt.
- said at least one lithium salt is selected from the group consisting L1PF6, LiBF 4, CH3COOL1, CH3SO3L1, CF3SO3L1, CF3COOL1, L12B12F12, L1BC4O8, LiAsF 6, L ⁇ 2S ⁇ F6, ⁇ 2PFO3, L1CIO4, bis (trifluoromethanesulfonyl) lithium imide, Lithium bis (fluorosulfonyl) imide, lithium 2-trifluoromethyl-4,5-dicyanoimidazolate, lithium 2-pentafluoroethyl-4,5-dicyanoimidazolate.
- the composition according to the second aspect of the present invention may also be used as an additive in an electrolytic composition.
- the electrolytic composition is preferably used in a battery.
- the electrolytic composition is used in a Li-ion battery.
- the electrolytic composition comprises in addition to the present composition used as a solvent, at least one lithium salt.
- said at least one lithium salt is selected from the group consisting of LiPF 6, LiBF 4, CH3COOL1, CH3SO3L1, CF3SO3L1, CF3COOL1, U2B12F12, libc 4 0 8, LiAsF 6, Li 2 SiF 6, Li 2 PF0 3 L1CIO4, lithium bis (trifluoromethanesulfonyl) imide, lithium bis (fluorosulfonyl) imide, lithium 2-trifluoromethyl-4,5-dicyanoimidazolate, lithium 2-pentafluoroethyl-4,5-dicyanoimidazolate.
- the equipment used consists of a 316L stainless steel autoclave with a capacity of 0.8L surmounted by a condenser and a pressure regulating valve.
- the autoclave is immersed in liquid nitrogen and the following constituents are successively introduced: 140 g (7.0 mol) of hydrofluoric acid, 100 g (0.7 mol) of 2,2-dichloropropionic acid and 13.3 g (0.07) mol of titanium tetrachloride (TiCl 4 ).
- the temperature of the autoclave is then raised to room temperature (25 ° C).
- the autoclave is then immersed in an oil bath and the temperature is raised to 125 ° C while the temperature of the condenser is maintained at about 17 ° C.
- the pressure is set at 20 bara.
- the yield of 2,2-difluoropropionic acid expressed as the ratio of the number of moles of 2,2-difluoropropionic acid detected to the number of moles of 2,2-dichloropropionic acid initially introduced, is 77.6%. After distillation and drying, the purity of 2,2-difluoropropionic acid is greater than 99%.
- the content by weight of ethyl 2-chloro-2-fluoropropionate is 320 ppm
- the weight content of HF is 23 ppm
- the content by weight of water is 52 ppm
- the content by weight of HCl is 5 ppm.
- Example 2 Synthesis of Ethyl 2,2-difluoropropionate CH3CF2CO2CH2CH3
- the equipment used is similar to that described in Example 1.
- the autoclave is immersed in liquid nitrogen and the following constituents are introduced successively: 140 g (7.0 mol) of hydrofluoric acid, 100 g ( 0.58 mol) of ethyl 2,2-dichloropropionate (CH3CCI2CO2CH2CH3) and 18.2 g (0.07 mol) of SnCI 4 tin tetrachloride.
- the autoclave is then immersed in an oil bath and the temperature is raised to 125 ° C while the temperature of the condenser is maintained at about 17 ° C.
- the pressure is set at 20 bara.
- the yield of ethyl 2,2-difluoropropionate expressed as the ratio of the number of moles of ethyl 2,2-difluoropropionate detected to the number of moles of ethyl 2,2-dichloropropionate initially introduced, is 62.degree. , 9%. After distillation and drying, the purity of ethyl 2,2-difluoropropionate is greater than 99%.
- the content by weight of ethyl 2-chloro-2-fluoropropionate is 287 ppm
- the weight content of HF is 17 ppm
- the content by weight of water is 43 ppm
- the content by weight of HCl is 4 ppm.
- the reaction products are dried and analyzed by gas chromatography.
- the yield of ethyl 2,2-difluoropropionate expressed as the ratio of the number of moles of 2,2-difluoropropionate of ethyl detected on the number of moles of 2,2-difluoropropionic acid initially introduced, is 91, 6%.
- the purity of ethyl 2,2-difluoropropionate is greater than 98.3%.
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Abstract
The present invention concerns a method for preparing a compound of formula (I) HR1R2C-CF2-(C=0)-Y from a compound of formula (II) R1C2C=CX-(C=O)-Y or formula (III) HR1R2C-CX1X2-(C=O)-Y brought into contact with hydrofluoric acid; R1 and R2 being selected independently from H, F, Cl, Br, I, C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl; X1 and X2 being selected independently from F, Cl, Br and I on condition that X1 and X2 are not simultaneously F; Y being selected from the group consisting of H, C1-C20-alkyl, C1-C20-haloalkyl, C6-C20-aryl, -OH, -OR, -NH2, -NHR, -NR2, -SR, C3-C20-cycloalkyl, C3-C20-cycloalkenyl and C2-C20-alkenyl; R being selected independently from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20- cycloalkenyl and C3-C20-cycloalkyl.
Description
Procédé de préparation de composés fluoroorganiques Domaine technique Process for the preparation of fluoroorganic compounds Technical field
La présente invention se rapporte à un procédé de préparation de composés fluoroorganiques. En particulier, la présente invention se rapporte à la préparation de composés organiques difluorés et comprenant un groupement fonctionnel -(C=0)-. The present invention relates to a process for the preparation of fluoroorganic compounds. In particular, the present invention relates to the preparation of difluorinated organic compounds and comprising a functional group - (C = O) -.
Arrière-plan technologique de l'invention Technological background of the invention
Les composés organiques difluorés trouvent de nombreuses applications en tant qu'intermédiaire de synthèse. Les composés de type acide difluoropropionique sont notamment connus comme intermédiaire de synthèse dans la préparation d'acide fluoroacrylique. En effet, le document US 5,072,030 décrit la préparation de l'acide 2,3-difluoropropionique par fluoration de l'acide acrylique en présence de fluor F2. Le document EP 0 132 681 décrit la préparation de l'acide 2,2-difluoropropionique par oxydation du 2,2-difluoronitropropane en présence d'un oxydant tel que l'acide sulfurique. Un rendement de 85% est obtenu. Difluorinated organic compounds find many applications as a synthesis intermediate. The difluoropropionic acid type compounds are in particular known as synthesis intermediate in the preparation of fluoroacrylic acid. Indeed, US 5,072,030 describes the preparation of 2,3-difluoropropionic acid by fluorination of acrylic acid in the presence of fluorine F2. EP 0 132 681 describes the preparation of 2,2-difluoropropionic acid by oxidation of 2,2-difluoronitropropane in the presence of an oxidant such as sulfuric acid. A yield of 85% is obtained.
Il est également connu du document J P55-69501 la préparation du 2,2- difluoropropionate de potassium à partir du 2-chloro-3,3-difluorobut-l-ène en présence de permanganate de potassium et d'hydroxyde de potassium. L'utilisation de permanganate de potassium nécessite des traitements postérieurs complexifiant la mise en œuvre d'un procédé à l'échelle industrielle. It is also known from P55-69501 to prepare potassium 2,2-difluoropropionate from 2-chloro-3,3-difluorobut-1-ene in the presence of potassium permanganate and potassium hydroxide. The use of potassium permanganate requires subsequent treatments that complicate the implementation of a process on an industrial scale.
Il existe un besoin pour un procédé de production de composés organiques difluorés simple et efficace. Il existe notamment un besoin pour un procédé de production de composés organiques avec une grande pureté. Résumé de l'invention There is a need for a simple and efficient process for the production of organic difluorinated compounds. In particular, there is a need for a process for the production of organic compounds with high purity. Summary of the invention
La présente invention vise à remédier aux inconvénients identifiés dans l'art antérieur. Ainsi, selon un premier aspect, la présente invention concerne un procédé pour la préparation d'un composé de formule (I) H
comprenant les étapes de : The present invention aims to remedy the drawbacks identified in the prior art. Thus, according to a first aspect, the present invention relates to a process for the preparation of a compound of formula (I) H comprising the steps of:
a) mise en contact d'un composé de formule ( II) R1R2C=CX1-(C=0)-Y ou de formule (I II) H R1R2C- CX X2-(C=0)-Y avec de l'acide fluorhydrique ; a) contacting a compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (I II) HR 1 R 2 C-CX X 2 - (C = 0) -Y with hydrofluoric acid;
R1 et R2 étant indépendamment sélectionnés parmi H, F, Cl, Br, I, Ci-C2o-alkyle, C6-C2o-aryle et C2- C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ;
X1 et X2 étant indépendamment sélectionnés parmi F, Cl, Br et I à la condition que X1 et X2 ne soient pas simultanément F ; R 1 and R 2 being independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; X 1 and X 2 being independently selected from F, Cl, Br and I with the proviso that X 1 and X 2 are not simultaneously F;
Y étant sélectionné parmi le groupe consistant en H, Ci-C2o-alkyle, Ci-C2o-haloalkyle, C6-C2o-aryle, -OH, -OR, -N H2, -NHR, -NR2, -SR, C3-C2o-cycloalkyle, C3-C2o-cycloalkényle et C2-C20-alkényle ; R étant indépendamment sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; et Y being selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2, -NHR, -NR 2 , -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl; Wherein R is independently selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl; and
b) récupération d'un courant A comprenant ledit composé (I). b) recovering a stream A comprising said compound (I).
L'étape a) du présent procédé permet la formation d'un courant A comprenant ledit compose (I). Celui-ci est récupéré à l'étape b). Step a) of the present process allows the formation of a stream A comprising said compound (I). This is recovered in step b).
Selon un mode de réalisation préféré, Y est -OH ou -OR. According to a preferred embodiment, Y is -OH or -OR.
Selon un mode de réalisation préféré, R1 est H et R2 est H. According to a preferred embodiment, R 1 is H and R 2 is H.
Selon un mode de réalisation préféré, le procédé est mis en œuvre en présence d'un catalyseur. According to a preferred embodiment, the process is carried out in the presence of a catalyst.
Selon un mode de réalisation particulier, le procédé comprend les étapes de : According to a particular embodiment, the method comprises the steps of:
al) mise en contact du composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (II I) HRXR2C- CX^-^OJ-Y avec de l'acide fluorhydrique dans des conditions efficaces pour former un composé de formule (IV) HR^C-CX^-^OJ-Y ou de formule (V) R^C^F-^OJ-Y avec R1, R2,al) contacting the compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (II I) HR X R 2 C- CX ^ - ^ OJ-Y with hydrofluoric acid under conditions effective to form a compound of formula (IV) ## STR2 ## or of formula (V) ## STR1 ## with R 1 , R 2 ,
Y étant tels que définis ci-dessus et X1 est Cl, Br et I; et Y being as defined above and X 1 is Cl, Br and I; and
a2) mise en contact dudit composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y obtenu à l'étape al) avec de l'acide fluorhydrique dans des conditions efficaces pour former ledit courant A comprenant ledit composé de formule (I) HR1R2C-CF2- (C=0)-Y ; et a2) contacting said compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = O) -Y obtained in step a1) with hydrofluoric acid under conditions effective to form said stream A comprising said compound of formula (I) HR 1 R 2 C-CF 2 - (C = O) -Y; and
b) récupération dudit courant A comprenant ledit composé (I). b) recovering said stream A comprising said compound (I).
Selon un mode de réalisation préféré, la composition A obtenue à l'étape a2) comprend moins de 15% en poids de composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y sur base du poids total des composés de formule (I), (IV) ou (IV) ; avantageusement moins de 10% en poids sur base du poids total des composés de formule (I),According to a preferred embodiment, the composition A obtained in step a2) comprises less than 15% by weight of compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or formula (V) R 1 R 2 C = CF- (C = O) -Y on the basis of the total weight of the compounds of formula (I), (IV) or (IV); advantageously less than 10% by weight based on the total weight of the compounds of formula (I),
(IV) ou (IV). (IV) or (IV).
Selon un mode de réalisation préféré, ledit courant A est purifié dans des conditions efficaces pour former une composition B comprenant un composé de formule (I) HR1R2C-CF2- (C=0)-Y, moins de 1000 ppm d'un composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formuleAccording to a preferred embodiment, said stream A is purified under conditions that are effective for forming a composition B comprising a compound of formula (I) HR 1 R 2 C-CF 2 - (C = O) -Y, less than 1000 ppm of a compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula
(V) R1R2C=CF-(C=0)-Y et optionnellement ou non moins de 500 ppm d'eau et optionnellement ou non moins de 500 ppm d'acide fluorhydrique et optionnellement ou non moins de 100 ppm
d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène. (V) R 1 R 2 C = CF- (C = O) -Y and optionally not less than 500 ppm of water and optionally not less than 500 ppm of hydrofluoric acid and optionally not less than 100 ppm a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride.
Selon un mode de réalisation préféré, dans les composés de formule (I), (II), (III) et optionnellement (IV) et (V), Y est -OH ; et le composé de formule (I) dans lequel Y est -OH est traité dans des conditions efficaces pour former un composé de formule (I) dans lequel Y est - OR, R étant sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C20- alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle. According to a preferred embodiment, in the compounds of formula (I), (II), (III) and optionally (IV) and (V), Y is -OH; and the compound of formula (I) wherein Y is -OH is treated under conditions effective to form a compound of formula (I) wherein Y is - OR, R being selected from the group consisting of C 1 -C 20 alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl.
Selon un mode de réalisation préféré, R est un Ci-C6-alkyle, de préférence R est -CH3, -
According to a preferred embodiment, R is a C 1 -C 6 -alkyl, preferably R is -CH 3,
Selon un autre aspect, la présente invention concerne une composition B comprenant un composé de formule (I)
tel que défini ci-dessus, et moins de 1000 ppm d'un composé de formule (IV) HR^C-CX^-^OJ-Y ou de formule (V) R1R2C=CF-(C=0)-Y et optionnellement ou non moins de 500 ppm d'eau et optionnellement ou non moins de 500 ppm d'acide fluorhydrique et optionnellement ou non moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène; avecAccording to another aspect, the present invention relates to a composition B comprising a compound of formula (I) as defined above, and less than 1000 ppm of a compound of formula (IV) ## STR2 ## or of formula (V) R 1 R 2 C = CF- (C = O) ) Y and optionally not less than 500 ppm of water and optionally not less than 500 ppm of hydrofluoric acid and optionally not less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride; with
R1 et R2 étant indépendamment sélectionnés parmi H, F, Cl, Br, I, Ci-C2o-alkyle, C6-C2o-aryle et C2- C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle, de préférence R1 et R2 = H ; Wherein R 1 and R 2 are independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl, preferably R 1 and R 2 = H;
X1 étant sélectionné parmi Cl, Br et I, de préférence X1 est Cl ; X 1 being selected from Cl, Br and I, preferably X 1 is Cl;
Y étant sélectionné parmi le groupe consistant en H, Ci-C2o-alkyle, Ci-C2o-haloalkyle, C6-C2o-aryle, -OH, -OR, -NH2, -NHR, -NR2, -SR, C3-C2o-cycloalkyle, C3-C2o-cycloalkényle et C2-C20-alkényle, de préférence Y est -OH ou -OR ; Y being selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2 , -NHR, -NR 2 , -SR, C 3 -C 2 o -cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl, preferably Y is -OH or -OR;
R étant indépendamment sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle, de préférence R est Ci-C6-alkyle, en particulier R est -CH3, -CH2CH3, -CH2CH2CH3. Wherein R is independently selected from the group consisting of C 1 -C 20 alkyl, C 6 -C 20 aryl and C 2 -C 20 alkenyl, C 3 -C 20 cycloalkenyl and C 3 -C 20 cycloalkyl, preferably R is C 1 -C 6 alkyl, especially R is -CH 3 , -CH 2 CH 3 , -CH 2 CH 2 CH 3 .
Selon un autre aspect de la présente invention, la composition est utilisée comme solvant dans une composition électrolytique dans une batterie, de préférence une batterie Lithium-ion. According to another aspect of the present invention, the composition is used as a solvent in an electrolytic composition in a battery, preferably a lithium-ion battery.
Description détaillée de l'invention Detailed description of the invention
La présente invention vise à remédier aux inconvénients identifiés dans l'art antérieur. The present invention aims to remedy the drawbacks identified in the prior art.
Ainsi, selon un premier aspect, la présente invention concerne un procédé pour la préparation d'un composé de formule (I)
à partir d'un composé de formule (II)
1 2C=CX1-(C=0)-Y ou de formule (III) H 1R2C-CX1X2-(C=0)-Y mis en contact avec de l'acide fluorhydrique. Thus, according to a first aspect, the present invention relates to a process for the preparation of a compound of formula (I) from a compound of formula (II) 1 2 C = CX 1 - (C = O) -Y or of formula (III) H 1 R 2 C-CX 1 X 2 - (C = O) -Y brought into contact with hydrofluoric acid.
Dans les composés de formule (I), (II) et/ou (III) : In the compounds of formula (I), (II) and / or (III):
R1 et R2 sont indépendamment sélectionnés parmi H, F, Cl, Br, I, Ci-C2o-alkyle, C6-C2o-aryle et C2- C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; R 1 and R 2 are independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl;
X1 et X2 sont indépendamment sélectionnés parmi F, Cl, Br et I à la condition que X1 et X2 ne soient pas simultanément F ; X 1 and X 2 are independently selected from F, Cl, Br and I with the proviso that X 1 and X 2 are not simultaneously F;
Y est sélectionné parmi le groupe consistant en H, Ci-C2o-alkyle, Ci-C2o-haloalkyle, C6-C2o-aryle, - OH, -OR, -NH2, -NHR, -NR2, -SR, C3-C2o-cycloalkyle, C3-C2o-cycloalkényle et C2-C20-alkényle ; R est indépendamment sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle. Y is selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2 , -NHR, -NR 2 , -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl; R is independently selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl.
Le terme « alkyle » se réfère à des chaînes hydrocarbonées linéaires ou branchées contenant le nombre spécifié d'atomes de carbone. Par exemple, alkyle en C1-C6 signifie un groupe alkyle linéaire ou branché contenant au moins 1 et au plus 6 atomes de carbone. Le terme « aryle » se réfère à un cycle hydrocarboné aromatique contenant le nombre spécifié d'atomes de carbone. Par exemple, aryle peut être un phényle, naphtyle, anthracyle ou phénanthryle. Le terme « cycloalkyle » se réfère à un cycle hydrocarboné non aromatique monocyclique ou polycyclique condensé comportant le nombre spécifié d'atomes de carbone. Par exemple, cycloalkyle comprend le cyclopropyle, cyclobutyle, cyclopentyle, cyclohexyle, cycloheptyle ou cyclooctyle. Le terme « alkényle » se réfère à des chaînes hydrocarbonées linéaires ou branchées contenant le nombre spécifié d'atomes de carbone et au moins une double liaison carbone-carbone. Le terme « cycloalkényle » se réfère à un cycle hydrocarboné non aromatique monocyclique ou polycyclique condensé comportant le nombre spécifié d'atomes de carbone et au moins une double liaison carbone-carbone. The term "alkyl" refers to linear or branched hydrocarbon chains containing the specified number of carbon atoms. For example, C1-C6 alkyl means a linear or branched alkyl group containing at least 1 and at most 6 carbon atoms. The term "aryl" refers to an aromatic hydrocarbon ring containing the specified number of carbon atoms. For example, aryl may be phenyl, naphthyl, anthracyl or phenanthryl. The term "cycloalkyl" refers to a monocyclic or condensed polycyclic non-aromatic hydrocarbon ring having the specified number of carbon atoms. For example, cycloalkyl includes cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl or cyclooctyl. The term "alkenyl" refers to linear or branched hydrocarbon chains containing the specified number of carbon atoms and at least one carbon-carbon double bond. The term "cycloalkenyl" refers to a fused monocyclic or fused polycyclic non-aromatic hydrocarbon ring having the specified number of carbon atoms and at least one carbon-carbon double bond.
De préférence, dans les composés de formule (I), (II) et/ou (III), R1 et R2 sont indépendamment sélectionnés parmi H, Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C20- cycloalkényle et C3-C2o-cycloalkyle. En particulier, dans les composés de formule (I), (II) et/ou (III), R1 et R2 sont indépendamment sélectionnés parmi H, Ci-Cio-alkyle, C6-Cio-aryle et C2-C10- alkényle, C3-Cio-cycloalkényle et C3-Cio-cycloalkyle. De manière privilégiée, dans les composés de formule (I), (II) et/ou (III), R1 et R2 sont indépendamment sélectionnés parmi H, Ci-C3-alkyle, Ce-Cg-aryle et C2-C6-alkényle, C3-C6-cycloalkényle et C3-C6-cycloalkyle. Preferably, in the compounds of formula (I), (II) and / or (III), R 1 and R 2 are independently selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl C3-C20-cycloalkenyl and C3-C20-cycloalkyl. In particular, in the compounds of formula (I), (II) and / or (III), R 1 and R 2 are independently selected from H, C 1 -C 10 -alkyl, C 6 -C 10 aryl and C 2 -C 10 -alkenyl , C3-Cio-cycloalkenyl and C3-Cio-cycloalkyl. In a preferred manner, in the compounds of formula (I), (II) and / or (III), R 1 and R 2 are independently selected from H, C 1 -C 3 -alkyl, Ce-C 8 -aryl and C 2 -C 6 alkenyl, C3-C6-cycloalkenyl and C3-C6-cycloalkyl.
De manière particulièrement privilégiée, dans les composés de formule (I), (II) et/ou (III), R1 et R2 sont H.
De préférence, dans les composés de formule (I), (II) et/ou (III), X1 et X2 sont indépendamment sélectionnés parmi F, Cl et Br à la condition que X1 et X2 ne soient pas simultanément F. Plus préférentiellement, dans les composés de formule (I), (II) et/ou (III), X1 et X2 sont indépendamment sélectionnés parmi F et Cl à la condition que X1 et X2 ne soient pas simultanément F. En particulier, dans les composés de formule (I), (II) et/ou (III), X1 et X2 sont Cl. In a particularly preferred manner, in the compounds of formula (I), (II) and / or (III), R 1 and R 2 are H. Preferably, in the compounds of formula (I), (II) and / or (III), X 1 and X 2 are independently selected from F, Cl and Br with the proviso that X 1 and X 2 are not simultaneously F More preferably, in the compounds of formula (I), (II) and / or (III), X 1 and X 2 are independently selected from F and Cl with the proviso that X 1 and X 2 are not simultaneously F. In particular, in the compounds of formula (I), (II) and / or (III), X 1 and X 2 are Cl.
De préférence, dans les composés de formule (I), (II) et/ou (III), Y est sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, Ci-Cio-haloalkyle, C6-Cio-aryle, -OH, -OR, -N H2, -NHR, - N R2, -SR, C3-Cio-cycloalkyle, C3-Cio-cycloalkényle et C2-Cio-alkényle. Plus préférentiellement, dans les composés de formule (I), (II) et/ou (III), Y est sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, Ci-Cio-haloalkyle, C6-Cio-aryle, -OH, -OR, C3-Cio-cycloalkyle, C3-C10- cycloalkényle et C2-Cio-alkényle. En particulier, dans les composés de formule (I), (II) et/ou (III), Y est sélectionné parmi le groupe consistant en H, -OH et -OR. Plus particulièrement, dans les composés de formule (I), (II) et/ou (III), Y est sélectionné parmi le groupe consistant en -OH et - OR. Preferably, in the compounds of formula (I), (II) and / or (III), Y is selected from the group consisting of H, C1-C10-alkyl, C1-C10-haloalkyl, C6-C10-aryl, -OH, -OR, -N H2, -NHR, -N R2, -SR, C3-Cio-cycloalkyl, C3-Cio-cycloalkenyl and C2-C10-alkenyl. More preferably, in the compounds of formula (I), (II) and / or (III), Y is selected from the group consisting of H, C 1 -C 10 -alkyl, C 1 -C 10 -haloalkyl, C 6 -C 10 aryl, -OH, -OR, C3-Cio-cycloalkyl, C3-C10-cycloalkenyl and C2-C10-alkenyl. In particular, in the compounds of formula (I), (II) and / or (III), Y is selected from the group consisting of H, -OH and -OR. More particularly, in the compounds of formula (I), (II) and / or (III), Y is selected from the group consisting of -OH and -OR.
De préférence, R est indépendamment sélectionné parmi le groupe consistant en C1-C10- alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-Cio-cycloalkényle et C3-Cio-cycloalkyle. En particulier, R est indépendamment sélectionné parmi le groupe consistant en Ci-Cio-alkyle et C6-Cio-aryle. Plus particulièrement, R est indépendamment sélectionné parmi le groupe consistant en Ci-C6-alkyle et C6-C8-aryle. De manière privilégiée, R est indépendamment sélectionné parmi le groupe consistant en Ci-C3-alkyle et C6-aryle. Preferably, R is independently selected from the group consisting of C1-C10-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl. In particular, R is independently selected from the group consisting of C1-C10-alkyl and C6-C10-aryl. More particularly, R is independently selected from the group consisting of C1-C6-alkyl and C6-C8-aryl. Preferably, R is independently selected from the group consisting of C 1 -C 3 -alkyl and C 6 -aryl.
Ainsi, la présente invention concerne un procédé pour la préparation d'un composé de formule (I) HR1R2C-CF2-(C=0)-Y à partir d'un composé de formule (II) R^C^X^C^-Y ou de formule (III) HR1R2C-CX1X2-(C=0)-Y mis en contact avec de l'acide fluorhydrique ; Thus, the present invention relates to a process for the preparation of a compound of formula (I) HR 1 R 2 C-CF 2 - (C = O) -Y from a compound of formula (II) R 1 C X 1 C 1 -C 2 or of formula (III) HR 1 R 2 C-CX 1 X 2 - (C = O) -Y contacted with hydrofluoric acid;
R1 et R2 étant indépendamment sélectionnés parmi H, F, Cl, Br, I, Ci-C2o-alkyle, C6-C2o-aryle et C2- C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; de préférence sélectionnés parmi H, Ci- C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; en particulier sélectionnés parmi H, Ci-Cio-alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-C10- cycloalkényle et C3-Cio-cycloalkyle ; de manière privilégiée sélectionnés parmi H, Ci-C3-alkyle, C6- Cg-aryle et C2-C6-alkényle, C3-C6-cycloalkényle et C3-C6-cycloalkyle ; de manière particulièrement privilégiée R1 et R2 sont H ; R 1 and R 2 being independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; preferably selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; in particular selected from H, C1-Cio-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl; preferably selected from H, C1-C3-alkyl, C6-C8-aryl and C2-C6-alkenyl, C3-C6-cycloalkenyl and C3-C6-cycloalkyl; in a particularly preferred manner R 1 and R 2 are H;
X1 et X2 étant indépendamment sélectionnés parmi F, Cl, Br et I à la condition que X1 et X2 ne soient pas simultanément F ; de préférence sélectionnés parmi F, Cl et Br à la condition que X1
et X2 ne soient pas simultanément F ; plus préférentiellement sélectionnés parmi F et Cl à la condition que X1 et X2 ne soient pas simultanément F ; en particulier X1 et X2 sont Cl ; X 1 and X 2 being independently selected from F, Cl, Br and I with the proviso that X 1 and X 2 are not simultaneously F; preferably selected from F, Cl and Br with the proviso that X 1 and X 2 are not simultaneously F; more preferably selected from F and Cl with the proviso that X 1 and X 2 are not simultaneously F; in particular X 1 and X 2 are Cl;
Y étant sélectionné parmi le groupe consistant en H, Ci-C2o-alkyle, Ci-C2o-haloalkyle, C6-C2o-aryle, -OH, -OR, -N H2, -NHR, -NR2, -SR, C3-C2o-cycloalkyle, C3-C2o-cycloalkényle et C2-C20-alkényle ; de préférence sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, Ci-Cio-haloalkyle, C6-C10- aryle, -OH, -OR, -NH2, -NHR, -NR2, -SR, C3-Ci0-cycloalkyle, C3-Ci0-cycloalkényle et C2-Ci0-alkényle ; plus préférentiellement sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, C1-C10- haloalkyle, C6-Cio-aryle, -OH, -OR, C3-Cio-cycloalkyle, C3-Cio-cycloalkényle et C2-Cio-alkényle ; en particulier sélectionné parmi le groupe consistant en H, -OH et -OR ; plus particulièrement Y est sélectionné parmi le groupe consistant en -OH et -OR ; Y being selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2, -NHR, -NR 2 , -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl; preferably selected from the group consisting of H, Ci-Cio-alkyl, Ci-Cio-haloalkyl, C6-C10 aryl, -OH, -OR, -NH 2, -NHR, -NR 2, -SR, -C 3 -C 0 -Cycloalkyl, C 3 -C 10 O -cycloalkenyl and C 2 -C 10 O -alkenyl; more preferably selected from the group consisting of H, Ci-Cio-alkyl, C1-C10 haloalkyl, C6-Cio-aryl, -OH, -OR, C 3 -Cio cycloalkyl, C 3 -Cio-cycloalkenyl and C2 C1-alkenyl; in particular selected from the group consisting of H, -OH and -OR; more particularly Y is selected from the group consisting of -OH and -OR;
R étant indépendamment sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; de préférence sélectionné parmi le groupe consistant en Ci-Cio-alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-Cio-cycloalkényle et C3-C10- cycloalkyle ; en particulier sélectionné parmi le groupe consistant en Ci-Cio-alkyle et C6-C10- aryle ; plus particulièrement sélectionné parmi le groupe consistant en Ci-C6-alkyle et Ce-Cg- aryle ; de manière privilégiée R est indépendamment sélectionné parmi le groupe consistant en Ci-C3-alkyle et C6-aryle. Wherein R is independently selected from the group consisting of C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; preferably selected from the group consisting of Ci-Cio-alkyl, C6-Cio-aryl and C2-Cio-alkenyl, C 3 -Cio-cycloalkenyl, C3-C10- cycloalkyl; in particular selected from the group consisting of C1-C10-alkyl and C6-C10-aryl; more particularly selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl; preferably, R is independently selected from the group consisting of C 1 -C 3 -alkyl and C 6 -aryl.
En particulier, la présente invention concerne un procédé pour la préparation d'un composé de formule (I)
In particular, the present invention relates to a process for the preparation of a compound of formula (I)
(C=0)-Y ou de formule (III) HR1R2C-CX1X2-(C=0)-Y mis en contact avec de l'acide fluorhydrique ; R1 et R2 étant H ; X1 et X2 étant Cl ; Y étant sélectionné parmi le groupe consistant en -OH et - OR ; R étant indépendamment sélectionné parmi le groupe consistant en Ci-C3-alkyle et C6-aryle. (C = O) -Y or of formula (III) HR 1 R 2 C-CX 1 X 2 - (C = O) -Y brought into contact with hydrofluoric acid; R 1 and R 2 being H; X 1 and X 2 being Cl; Y being selected from the group consisting of -OH and -OR; R being independently selected from the group consisting of C 1 -C 3 -alkyl and C 6 -aryl.
Selon un mode de réalisation préféré, le procédé, c'est-à-dire l'étape a), al) et/ou a2), est mis en œuvre en présence d'un catalyseur. Ledit catalyseur peut être à base d'un élément ou d'éléments sélectionné(s) parmi les métaux et/ou métalloïdes des colonnes 1 à 15 du tableau périodique des éléments et leurs mélanges. On peut utiliser un acide de Lewis, un catalyseur à base d'un halogénure métallique, notamment à base d'halogénure d'antimoine, d'étain, de tantale, de titane, de métaux de transition tels que des halogénures de fer, de niobium, de molybdène, des oxydes de métaux de transition, des halogénures des métaux du groupe 4, des halogénures des métaux du groupe 5, un halogénure de chrome fluoré, un oxyde de chrome fluoré ou un mélange des deux. On peut utiliser avantageusement des chlorures et des fluorures métalliques. Des exemples de tels catalyseurs incluent : SbCI5, SbCI3, TiCI4, SnCI4, TaCI5, NbCI5,
TiCI4, FeCU, MoC et leurs dérivés correspondant fluorés. Des halogénures de métaux pentavalents sont appropriés. In a preferred embodiment, the process, i.e., step a), a1) and / or a2), is carried out in the presence of a catalyst. Said catalyst may be based on an element or elements selected from the metals and / or metalloids of columns 1 to 15 of the periodic table of the elements and their mixtures. It is possible to use a Lewis acid, a catalyst based on a metal halide, in particular based on antimony halide, tin, tantalum, titanium, transition metals such as iron halides, niobium, molybdenum, transition metal oxides, Group 4 metal halides, Group 5 metal halides, fluorinated chromium halide, fluorinated chromium oxide, or a mixture of both. Chlorides and metal fluorides can advantageously be used. Examples of such catalysts include: SbCl 5 , SbCl 3 , TiCl 4 , SnCl 4 , TaCl 5 , NbCl 5 , TiCl 4 , FeCu, MoC and their corresponding fluorinated derivatives. Pentavalent metal halides are suitable.
Avantageusement, le catalyseur est à base d'un élément ou d'éléments sélectionné(s) parmi les métaux et/ou métalloïdes des colonnes 4 à 6 et 13 à 15 du tableau périodique des éléments et leurs mélanges. De préférence, ledit catalyseur est à base d'un élément ou d'éléments sélectionné(s) parmi le groupe consistant en titane, tantale, molybdène, bore, étain et l'antimoine, et leurs mélanges. Plus préférentiellement, le catalyseur est un halogénure d'un élément ou d'éléments sélectionné(s) parmi le groupe consistant en titane, tantale, molybdène, bore, étain et l'antimoine, et leurs mélanges. En particulier, le catalyseur est un fluorure, un chlorure ou un chlorofluorure d'un élément ou d'éléments sélectionné(s) parmi le groupe consistant en titane, tantale, molybdène, bore, étain et l'antimoine, et leurs mélanges. Advantageously, the catalyst is based on an element or elements selected from among the metals and / or metalloids of columns 4 to 6 and 13 to 15 of the periodic table of the elements and their mixtures. Preferably, said catalyst is based on a member or elements selected from the group consisting of titanium, tantalum, molybdenum, boron, tin and antimony, and mixtures thereof. More preferably, the catalyst is a halide of a member or elements selected from the group consisting of titanium, tantalum, molybdenum, boron, tin and antimony, and mixtures thereof. In particular, the catalyst is a fluoride, chloride or chlorofluoride of a member or elements selected from the group consisting of titanium, tantalum, molybdenum, boron, tin and antimony, and mixtures thereof.
Plus particulièrement, ledit catalyseur est à base d'un métal ou de métaux sélectionné(s) parmi le groupe consistant en titane et étain ou leur mélange. De manière privilégiée, ledit catalyseur est un halogénure d'un métal ou de métaux sélectionné(s) parmi le groupe consistant en titane et étain ou leur mélange. De manière préférentiellement privilégiée, ledit catalyseur est un fluorure, un chlorure ou un chlorofluorure d'un métal ou de métaux sélectionné(s) parmi le groupe consistant en titane et étain ou leur mélange. More particularly, said catalyst is based on a metal or metals selected from the group consisting of titanium and tin or their mixture. Preferably, said catalyst is a halide of a metal or metals selected from the group consisting of titanium and tin or their mixture. Preferentially preferred, said catalyst is a fluoride, a chloride or a chlorofluoride of a metal or metals selected from the group consisting of titanium and tin or their mixture.
Selon un mode particulièrement privilégiée, le catalyseur est sélectionné parmi le trichlorure d'antimoine, le pentachlorure d'antimoine, le tétrachlorure de titane et le tétrachlorure d'étain et leur mélanges. According to a particularly preferred mode, the catalyst is selected from antimony trichloride, antimony pentachloride, titanium tetrachloride and tin tetrachloride and mixtures thereof.
Alternativement, on utilisera un catalyseur à base de liquide ionique. Ces liquides ioniques sont particulièrement intéressants pour la fluoration par HF en phase liquide. On entend par liquides ioniques des sels non aqueux à caractère ionique qui sont liquides à des températures modérées (de préférence en-dessous de 120°C). Les liquides ioniques résultent de préférence de la réaction entre un sel organique et un composé inorganique. Les liquides ioniques sont de préférence obtenus par réaction d'au moins un acide de Lewis halogène ou oxyhalogéné à base d'aluminium, de titane, de niobium, de tantale, d'étain, d'antimoine, de nickel, de zinc ou de fer avec un sel de formule générale Y+A ", dans laquelle A désigne un anion halogénure (bromure, iodure et, de préférence chlorure ou fluorure) ou hexafluoroantimoniate (SbF6 _) et Y+ un cation ammonium quaternaire, phosphonium quaternaire ou sulfonium ternaire. L'acide de Lewis halogène à base d'aluminium, de titane, de niobium, de tantale, d'antimoine, de nickel, de zinc ou de fer peut être un dérivé chloré, brome, fluoré ou mixte, par exemple un
acide chlorofluoré. Peuvent être mentionnés plus particulièrement les chlorures, fluorures ou chlorofluorures des formules suivantes : Alternatively, use a catalyst based on ionic liquid. These ionic liquids are particularly interesting for fluorination by HF in the liquid phase. Ionic liquids are ionic nonaqueous salts which are liquid at moderate temperatures (preferably below 120 ° C). The ionic liquids preferably result from the reaction between an organic salt and an inorganic compound. The ionic liquids are preferably obtained by reacting at least one halogenated or oxyhalogenated Lewis acid based on aluminum, titanium, niobium, tantalum, tin, antimony, nickel, zinc or iron with a salt of general formula Y + a "wherein a denotes a halide anion (bromide, iodide and preferably chloride or fluoride) or hexafluoroantimonate (SbF 6 _) and Y + is a quaternary ammonium cation, quaternary phosphonium or sulfonium ternary Halogenated Lewis acid based on aluminum, titanium, niobium, tantalum, antimony, nickel, zinc or iron may be a chlorinated, brominated, fluorinated or mixed derivative, for example a chlorofluorinated acid. Mention may be made more particularly of chlorides, fluorides or chlorofluorides of the following formulas:
TiClxFy avec x+y = 4 et 0 <= x <= 4 TiClxFy with x + y = 4 and 0 <= x <= 4
TaClxFy avec x+y = 5 et 0 <= x <= 5 TaClxFy with x + y = 5 and 0 <= x <= 5
N bClxFy avec x+y = 5 et 0 <= x <= 5 N bClxFy with x + y = 5 and 0 <= x <= 5
SnClxFy avec x+y = 4 et l < x < 4 SnClxFy with x + y = 4 and l <x <4
SbClxFy avec x+y = 5 et 0 <= x <= 5 SbClxFy with x + y = 5 and 0 <= x <= 5
AlCIxFy avec x+y =3 et 0 <= x <= 3 AlCIxFy with x + y = 3 and 0 <= x <= 3
NiClxFy avec x+y = 2 et 0 <= x <= 2 NiClxFy with x + y = 2 and 0 <= x <= 2
FeClxFy avec x+y = 3 et 0 <= x <= 3 FeClxFy with x + y = 3 and 0 <= x <= 3
Comme exemples de tels composés, on peut mentionner les composés suivants : TiCI4, TiF4, TaCIs, TaF5, NbCI5, NbF5, SbCI5, SbCI4F, SbCI3F2, SbCI2F3, SbCIF4, SbF5 et leurs mélanges. Sont préferentiellement utilisés les composés suivants : TiCI , TaCI5+TaFs, NbCI5+NbFs, SbCI5, SbFCI , SbF2Cl3, SbFsCI, SbF CI, SbF5 et SbCls+SbF5. Sont plus particulièrement préférés les composés antimoniés. Comme exemples d'acides de Lewis oxyhalogénés, utilisables selon l'invention, on peut mentionner TiOCI, TiC^et SbOCIxFy (x+y=3). Dans le sel Y+A ", le cation Y+ peut répondre à l'une des formules générales suivantes:As examples of such compounds, there may be mentioned the following compounds: TiCl 4 , TiF 4 , TaCl 2, TaF 5 , NbCl 5 , NbF 5 , SbCl 5 , SbCl 4 F, SbCl 3 F 2 , SbCl 2 F 3 , SbCl 4 , SbF 5 and mixtures thereof. Are preferentially used the following compounds: TiCl, TACI TAFs + 5, 5 + NBCI NbFs, SbCl 5, SbFCI, SbF2Cl3, SbFsCI, SbF CI, SbF 5 and SbF 5 + SbCls. More particularly preferred are the antimonial compounds. As examples of oxyhalogenated Lewis acids which can be used according to the invention, mention may be made of TiOCl, TiCl 2 and SbOCl x Fy (x + y = 3). In the salt Y + A - , the cation Y + may respond to one of the following general formulas:
X 2 3 4N+ X 2 3 4 N +
RXR2R3R4P+ R X R 2 R 3 R 4 P +
RXR2R3S+ R X R 2 R 3 S +
dans lesquelles les symboles R1 a R4, identiques ou différents, désignent chacun un groupement hydrocarbyle, chlorohydrocarbyle, fluorohydrocarbyle, chlorofluorohydrocarbyle ou fluorocarbyle ayant de 1 à 10 atomes de carbone, saturé ou non, cyclique ou non, ou aromatique, l'un ou plusieurs de ces groupements pouvant également contenir un ou plusieurs hétéroatomes tels que N, P, S ou O. Le cation ammonium, phosphonium ou sulfonium Y+ peut également faire partie d'un hétérocycle saturé ou non, ou aromatique ayant de 1 à 3 atomes d'azote, de phosphore ou de soufre, et répondre à l'une ou l'autre des formules générales suivantes :
in which the symbols R 1 to R 4 , identical or different, each denote a hydrocarbyl, chlorohydrocarbyl, fluorohydrocarbyl, chlorofluorohydrocarbyl or fluorocarbyl group having from 1 to 10 carbon atoms, saturated or unsaturated, cyclic or otherwise, or aromatic, one or more of these groups may also contain one or more heteroatoms such as N, P, S or O. The ammonium cation, phosphonium or sulfonium Y + may also be part of a saturated or unsaturated heterocycle, or aromatic having 1 to 3 nitrogen, phosphorus or sulfur atoms, and any of the following general formulas:
dans lesquelles R1 et R2 sont tels que définis précédemment. Un sel contenant 2 ou 3 sites ammonium, phosphonium ou sulfonium dans leur formule peut également convenir. Comme exemples de sels Y+A on peut mentionner les chlorures et fluorures de tétraalkyl ammonium, les chlorures et fluorures de tétraalkyl phosphonium, et chlorures et fluorures de trialkyl sulfonium, les chlorures et fluorures d'alkyl pyridinium, les chlorures, fluorures et bromures de dialkyl imidazolium, et les chlorures et fluorures de trialkyl imidazolium. Sont plus particulièrement appréciés le fluorure ou le chlorure de trimethyl sulfonium, le chlorure ou le fluorure de N-ethyl-pyridinium, le chlorure ou le fluorure de N-butyl-pyridinium, le chlorure ou le fluorure de l-ethyl-3-methyl-imidazolium, et le chlorure ou fluorure de l-butyl-3-methyl- imidazolium. Les liquides ioniques peuvent être préparés en mélangeant de manière appropriée l'acide de Lewis halogène ou oxyhalogéné et le sel organique Y+A ". On peut se reporter notamment à la méthode décrite dans le document WO 01/81353. Les liquides ioniques avantageusement préférés sont ceux issus d'un rapport molaire acide de Lewis/sel organique strictement supérieur à 1 :1. On pourra également citer les liquides ioniques décrits la référence « liquid-phase HF Fluorination », Multiphase Homogeneous Catalysis, Eds Wiley-VCH, (2002), 535. in which R 1 and R 2 are as defined above. A salt containing 2 or 3 ammonium, phosphonium or sulfonium sites in their formula may also be suitable. Examples of salts Y + A that may be mentioned include tetraalkyl ammonium chlorides and fluorides, tetraalkyl phosphonium chlorides and fluorides, and trialkyl sulfonium chlorides and fluorides, alkyl pyridinium chlorides and fluorides, chlorides, fluorides and bromides of dialkyl imidazolium, and chlorides and fluorides of trialkyl imidazolium. More particularly preferred are fluoride or trimethyl sulfonium chloride, N-ethyl-pyridinium chloride or fluoride, N-butyl-pyridinium chloride or fluoride, l-ethyl-3-methyl chloride or fluoride. imidazolium, and 1-butyl-3-methylimidazolium chloride or fluoride. Ionic liquids can be prepared by appropriately mixing the Lewis acid or halogen oxyhalogenated and the organic salt Y + A ". Reference may be made in particular to the method described in WO 01/81353. The preferred ionic liquids advantageously are those resulting from a molar ratio of Lewis acid / organic salt strictly greater than 1: 1. We may also mention the ionic liquids described the reference "liquid-phase HF Fluorination", Multiphase Homogeneous Catalysis, Eds Wiley-VCH, (2002 ), 535.
De préférence, le procédé est mis en œuvre en phase liquide. Preferably, the method is implemented in the liquid phase.
De préférence, le procédé est réalisé en mode continu ou en mode discontinu. Preferably, the process is carried out in continuous mode or in batch mode.
De préférence, ledit courant A récupéré à l'étape b) est un courant gazeux. Outre ledit composé de formule (I) tel que défini dans la présente demande, le courant A peut comprendre de l'acide fluorhydrique n'ayant pas réagi, de l'halogénure d'hydrogène, et le composé de
formule (II) ou de formule (III) n'ayant pas réagi. L'halogénure d'hydrogène peut être HCI, HBr ou Hl en fonction des substituants X1 et X2 des composés de formule (II) ou (III). Preferably, said stream A recovered in step b) is a gaseous stream. In addition to said compound of formula (I) as defined in the present application, stream A may comprise unreacted hydrofluoric acid, hydrogen halide, and the formula (II) or formula (III) unreacted. The hydrogen halide may be HCl, HBr or H1 depending on the substituents X 1 and X 2 of the compounds of formula (II) or (III).
De préférence, ledit courant A peut comprendre moins de 15 % en poids d'acide fluorhydrique, plus préférentiellement moins de 10% en poids d'acide fluorhydrique sur base du poids total de la composition A. Preferably, said stream A may comprise less than 15% by weight of hydrofluoric acid, more preferably less than 10% by weight of hydrofluoric acid based on the total weight of composition A.
De préférence, ledit courant A peut comprendre moins de 10% en poids d'halogénure d'hydrogène, de préférence de chlorure d'hydrogène, plus préférentiellement moins de 5% en poids sur base du poids total de la composition A. Preferably, said stream A may comprise less than 10% by weight of hydrogen halide, preferably hydrogen chloride, more preferably less than 5% by weight based on the total weight of composition A.
De préférence, ledit courant A peut comprendre moins de 10% en poids d'eau, plus préférentiellement moins de 5% en poids d'eau sur base du poids total de la composition A. Preferably, said stream A may comprise less than 10% by weight of water, more preferably less than 5% by weight of water based on the total weight of composition A.
De préférence, ledit courant A peut comprendre moins de 40% en poids de composés de formule (II) ou (III), plus préférentiellement moins de 30% en poids, en particulier moins de 20% en poids, plus particulièrement moins de 10% en poids sur base du poids total de la composition A. Preferably, said stream A may comprise less than 40% by weight of compounds of formula (II) or (III), more preferably less than 30% by weight, in particular less than 20% by weight, more particularly less than 10% by weight. by weight based on the total weight of composition A.
Le procédé peut être mis en œuvre en présence ou en absence de solvant. Si un solvant est présent, celui-ci peut être sélectionné parmi le groupe consistant en 1,2-dichloroéthane, 1,2,3-trichloropropane, 1-chloro-l-fluoroéthane, 1,1-difluoroéthane, 1,1-dichloroéthane, 1,3- dichloro-l-fluorobutane, les isomères du tétrachlorofluoropropane, les isomères du trichlorodifluoropropane, les isomères du dichlorotrifluoropropane, 1,1,1,3,3- pentafluorobutane, l,l,2-trichloro-2,2-difluoroéthane, l,l,2-trichloro-2-fluoroéthane ou le perchloroéthylène, les solvants nitrés incluant nitrométhane et nitrobenzene, les amides, les esters, les sulfones incluant le tétraméthylène sulfone ou le diméthyle sulfone, ou les mélanges de ceux-ci. The process can be carried out in the presence or absence of solvent. If a solvent is present, it may be selected from the group consisting of 1,2-dichloroethane, 1,2,3-trichloropropane, 1-chloro-1-fluoroethane, 1,1-difluoroethane, 1,1-dichloroethane , 1,3-dichloro-1-fluorobutane, the isomers of tetrachlorofluoropropane, the isomers of trichlorodifluoropropane, the isomers of dichlorotrifluoropropane, 1,1,1,3,3-pentafluorobutane, 1,1,2-trichloro-2,2- difluoroethane, 1,1,2-trichloro-2-fluoroethane or perchlorethylene, nitro solvents including nitromethane and nitrobenzene, amides, esters, sulfones including tetramethylene sulfone or dimethyl sulfone, or mixtures thereof.
Dans le présent procédé, le rapport molaire HF/composé de formule (II) ou (III) est supérieur ou égale à 2, de préférence supérieur ou égale à 3, en particulier supérieur ou égale à 10. In the present process, the HF / compound of formula (II) or (III) molar ratio is greater than or equal to 2, preferably greater than or equal to 3, in particular greater than or equal to 10.
Si un catalyseur est utilisé pour la mise en œuvre du présent procédé, le rapport molaire catalyseur/composé de formule (II) ou (III) est supérieur ou égale à 0,01, de préférence supérieur ou égale à 0,025, en particulier supérieur ou égale à 0,05. Alternativement, si un catalyseur est utilisé pour la mise en œuvre du présent procédé, le rapport molaire catalyseur/composé de formule (II) ou (III) est compris de 2 à 90 mol%, avantageusement de 4 à 80 mol%, de préférence de 6 à 75 mol%.
Le présent procédé est mis en œuvre à une température d'au moins 30°C, avantageusement d'au moins 40°C, de préférence d'au moins 50°C, en particulier d'au moins 100°C. Avantageusement, le présent procédé est mis en œuvre à une température de 30°C à 200°C, de préférence de 40°C à 170°C, en particulier de 50°C à 150°C. If a catalyst is used for carrying out the present process, the catalyst / compound molar ratio of formula (II) or (III) is greater than or equal to 0.01, preferably greater than or equal to 0.025, in particular greater than or equal to 0.025. equal to 0.05. Alternatively, if a catalyst is used for the implementation of the present process, the molar ratio catalyst / compound of formula (II) or (III) is from 2 to 90 mol%, advantageously from 4 to 80 mol%, preferably from 6 to 75 mol%. The present process is carried out at a temperature of at least 30 ° C, preferably at least 40 ° C, preferably at least 50 ° C, in particular at least 100 ° C. Advantageously, the present process is carried out at a temperature of 30 ° C to 200 ° C, preferably 40 ° C to 170 ° C, in particular 50 ° C to 150 ° C.
Le présent procédé est mis en œuvre à une pression d'au moins 1 bara, avantageusement d'au moins 2 bara, de préférence d'au moins 4 bara, en particulier d'au moins 5 bara. Avantageusement, le présent procédé est mis en œuvre à une pression de 1 bara à 50 bara, de préférence de 2 bara à 50 bara, plus préférentiellement de 4 bara à 35 bara, en particulier de 5 bara à 25 bara. The present process is carried out at a pressure of at least 1 bara, preferably at least 2 bara, preferably at least 4 bara, in particular at least 5 bara. Advantageously, the present process is carried out at a pressure of from 1 bara to 50 bara, preferably from 2 bara to 50 bara, more preferably from 4 bara to 35 bara, in particular from 5 bara to 25 bara.
Selon un mode de réalisation préféré, le courant A comprenant ledit composé (I) obtenu à l'étape b) peut subir au moins une étape de séparation et/ou purification, pour former une composition B. Comme séparation, on peut citer la condensation, l'évaporation, la décantation, l'absorption, le lavage, l'extraction liquide-liquide. Comme purification, on peut citer, la distillation, par exemple la distillation extractive, la distillation azéotropique, la séparation membranaire, l'adsorption sur solide et plus particulièrement adsorption sur tamis moléculaire, alumine ou charbon actif et le séchage. De préférence, le séchage peut être effectué sur tamis moléculaire, en particulier sur tamis moléculaire de 3 à 4 A. According to a preferred embodiment, the stream A comprising said compound (I) obtained in step b) can undergo at least one separation and / or purification step, to form a composition B. As separation, condensation may be mentioned , evaporation, decantation, absorption, washing, liquid-liquid extraction. As purification, mention may be made of distillation, for example extractive distillation, azeotropic distillation, membrane separation, adsorption on solid and more particularly adsorption on molecular sieve, alumina or activated carbon and drying. Preferably, the drying can be carried out on molecular sieves, in particular on molecular sieves of 3 to 4 A.
La composition B comprend ledit composé de formule (I) tel que décrit ci-dessus. Avantageusement, la composition B comprend moins de 500 ppm d'eau en poids sur base du poids total de la composition B, avantageusement mois de 400 ppm d'eau, de préférence moins de 300 ppm d'eau, en particulier moins de 200 ppm d'eau en poids sur base du poids total de la composition B. Composition B comprises said compound of formula (I) as described above. Advantageously, the composition B comprises less than 500 ppm of water by weight based on the total weight of the composition B, advantageously 400 ppm of water, preferably less than 300 ppm of water, in particular less than 200 ppm of water by weight based on the total weight of composition B.
Avantageusement, la composition B comprend moins de 500 ppm d'acide fluorhydrique en poids sur base du poids total de la composition B, avantageusement moins de 400 ppm d'acide fluorhydrique, de préférence moins de 300 ppm d'acide fluorhydrique, plus préférentiellement moins de 200 ppm d'acide fluorhydrique, en particulier moins de 100 ppm d'acide fluorhydrique en poids sur base du poids total de la composition B. Advantageously, the composition B comprises less than 500 ppm of hydrofluoric acid by weight based on the total weight of the composition B, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less 200 ppm of hydrofluoric acid, in particular less than 100 ppm of hydrofluoric acid by weight based on the total weight of composition B.
Avantageusement, la composition B comprend moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en poids sur base du poids total de la composition B, avantageusement moins de 75 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, de préférence moins de 50 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en particulier moins de 20 ppm d'un halogénure
d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en poids sur base du poids total de la composition B. Advantageously, composition B comprises less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, by weight based on the total weight of composition B, advantageously less than 75 ppm. a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in especially less than 20 ppm of a halide of hydrogen other than hydrofluoric acid, preferably hydrogen chloride, by weight based on the total weight of composition B.
Ladite composition B peut également comprendre moins de 1000 ppm en poids d'un composé de formule (II) 1 2C=CX1-(C=0)-Y ou de formule (III) HR^C-CXV-^OJ-Y tel que décrit ci-dessus, avantageusement moins de 800 ppm en poids, de préférence moins de 500 ppm en poids, en particulier moins de 100 ppm en poids d'un composé de formule (II) R1R2C=CX1- (C=0)-Y ou de formule (III) HR1R2C-CX1X2-(C=0)-Y tel que décrit ci-dessus sur base du poids total de la composition B. Said composition B may also comprise less than 1000 ppm by weight of a compound of formula (II) 1 2 C = CX 1 - (C = 0) -Y or formula (III) HR-C ^ ^ CXV- OJ- Y as described above, advantageously less than 800 ppm by weight, preferably less than 500 ppm by weight, in particular less than 100 ppm by weight of a compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) HR 1 R 2 C-CX 1 X 2 - (C = O) -Y as described above on the basis of the total weight of composition B.
De préférence, outre le composé de formule (I), la composition B peut comprendre : · optionnellement ou non moins de 1000 ppm en poids d'un composé de formule (II) Preferably, in addition to the compound of formula (I), composition B may comprise: optionally at least 1000 ppm by weight of a compound of formula (II)
R1R2C=CX1-(C=0)-Y ou de formule (III) HR1R2C-CX1X2-(C=0)-Y tel que décrit ci-dessus, avantageusement moins de 800 ppm en poids, de préférence moins de 500 ppm en poids, en particulier moins de 100 ppm en poids d'un composé de formule (II)
tel que décrit ci-dessus ; et · optionnellement ou non moins de 500 ppm d'eau en poids, avantageusement mois deR 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) HR 1 R 2 C-CX 1 X 2 - (C = O) -Y as described above, advantageously less than 800 ppm by weight, preferably less than 500 ppm by weight, in particular less than 100 ppm by weight of a compound of formula (II) as described above; and · optionally or not less than 500 ppm water by weight, advantageously months of
400 ppm d'eau, de préférence moins de 300 ppm d'eau, en particulier moins de 200 ppm d'eau en poids ; et 400 ppm water, preferably less than 300 ppm water, in particular less than 200 ppm water by weight; and
• optionnellement ou non moins de 500 ppm d'acide fluorhydrique en poids, avantageusement moins de 400 ppm d'acide fluorhydrique, de préférence moins de 300 ppm d'acide fluorhydrique, plus préférentiellement moins de 200 ppm d'acide fluorhydrique, en particulier moins de 100 ppm d'acide fluorhydrique en poids ; et Optionally at least 500 ppm of hydrofluoric acid by weight, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm hydrofluoric acid by weight; and
• optionnellement ou non moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, avantageusement moins de 75 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, de préférence moins de 50 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en particulier moins de 20 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, Optionally at least 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, advantageously less than 75 ppm of a hydrogen halide other than hydrofluoric acid, of preferably hydrogen chloride, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less than 20 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride,
en poids sur base du poids total de la composition B. by weight based on the total weight of composition B.
Selon un mode de réalisation préféré, le présent procédé comprend les étapes de : al) mise en contact du composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (II I) HR1R2C- CX^-^OJ-Y avec de l'acide fluorhydrique dans des conditions efficaces pour former un
composé de formule (IV) HR^C-CX^-^OJ-Y ou de formule (V) R^C^F-^OJ-Y avec R1, R2, Y étant tels que définis ci-dessus et X1 est Cl, Br et I; et According to a preferred embodiment, the present process comprises the steps of: a1) contacting the compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (II I) HR 1 R 2 C 2 -C 4 OJ-Y with hydrofluoric acid under conditions effective to form a compound of formula (IV) ## STR2 ## or of formula (V) ## STR1 ## with R 1 , R 2 , Y being as defined above and X 1 is Cl, Br and I; and
a2) mise en contact dudit composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y obtenu à l'étape al) avec de l'acide fluorhydrique dans des conditions efficaces pour former un courant A comprenant ledit composé de formule (I) HR1R2C-CF2-(C=0)- Y, a2) contacting said compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = O) -Y obtained in step a1) with hydrofluoric acid under conditions effective to form a stream A comprising said compound of formula (I) HR 1 R 2 C-CF 2 - (C = O) -Y,
b) récupération dudit courant A comprenant ledit composé (I). b) recovering said stream A comprising said compound (I).
De préférence, ledit courant A est purifié par distillation et/ou une étape de séchage comme mentionné ci-dessus. Preferably, said stream A is purified by distillation and / or a drying step as mentioned above.
De préférence, ledit courant A peut comprendre moins de 15 % en poids d'acide fluorhydrique, plus préférentiellement moins de 10% en poids d'acide fluorhydrique sur base du poids total de la composition A. Preferably, said stream A may comprise less than 15% by weight of hydrofluoric acid, more preferably less than 10% by weight of hydrofluoric acid based on the total weight of composition A.
De préférence, ledit courant A peut comprendre moins de 10% en poids d'halogénure d'hydrogène, de préférence de chlorure d'hydrogène, plus préférentiellement moins de 5% en poids sur base du poids total de la composition A. Preferably, said stream A may comprise less than 10% by weight of hydrogen halide, preferably hydrogen chloride, more preferably less than 5% by weight based on the total weight of composition A.
De préférence, ledit courant A peut comprendre moins de 10% en poids d'eau, plus préférentiellement moins de 5% en poids d'eau sur base du poids total de la composition A. Preferably, said stream A may comprise less than 10% by weight of water, more preferably less than 5% by weight of water based on the total weight of composition A.
De préférence, ledit courant A peut comprendre moins de 40% en poids de composés de formule (II) ou (III), plus préférentiellement moins de 30% en poids, en particulier moins de 20% en poids sur base du poids total de la composition A. Preferably, said stream A may comprise less than 40% by weight of compounds of formula (II) or (III), more preferably less than 30% by weight, in particular less than 20% by weight based on the total weight of the composition A.
De préférence, la composition A obtenue à l'étape ii) comprend moins de 30% en poids de composés de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y sur base du poids total des composés de formule (I), (IV) ou (IV) ; avantageusement moins de 25% en poids de composés de formule (IV) ou (V) ; de préférence moins de 20% de composés de formule (IV) ou (V) ; de préférence moins de 15% en poids de composés de formule (IV) ou (V) ; en particulier moins de 10% en poids de composés de formule (IV) ou (V) sur base du poids total des composés de formule (I), (IV) ou (IV). Preferably, the composition A obtained in step ii) comprises less than 30% by weight of compounds of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = O) -Y on the basis of the total weight of the compounds of formula (I), (IV) or (IV); advantageously less than 25% by weight of compounds of formula (IV) or (V); preferably less than 20% of compounds of formula (IV) or (V); preferably less than 15% by weight of compounds of formula (IV) or (V); in particular less than 10% by weight of compounds of formula (IV) or (V) based on the total weight of the compounds of formula (I), (IV) or (IV).
Les étapes i) et ii) peuvent être mises en œuvre simultanément ou séquentiellement. Les étapes i) et ii) peuvent être mises en œuvre dans un réacteur ou dans deux réacteurs différents. A l'étape i), le rapport molaire HF/composé de formule (II) ou (III) peut être supérieur ou égale à 1, avantageusement supérieur ou égale à 2, de préférence supérieur ou égale à 3, en particulier supérieur ou égale à 10.
Si un catalyseur est utilisé pour la mise en œuvre de l'étape i), le rapport molaire catalyseur/composé de formule (II) ou (III) est supérieur ou égale à 0,01, de préférence supérieur ou égale à 0,025, en particulier supérieur ou égale à 0,05. Alternativement, si un catalyseur est utilisé pour la mise en œuvre du présent procédé, le rapport molaire catalyseur/composé de formule (II) ou (III) est compris de 2 à 90 mol%, avantageusement de 4 à 80 mol%, de préférence de 6 à 75 mol%. De préférence, le catalyseur peut être à base d'un métal ou de métaux sélectionné(s) parmi le groupe consistant en titane et étain ou leur mélange, de manière privilégiée, ledit catalyseur peut être un halogénure d'un métal ou de métaux sélectionné(s) parmi le groupe consistant en titane et étain ou leur mélange, de manière préférentiellement privilégiée, ledit catalyseur peut être un fluorure, un chlorure ou un chlorofluorure d'un métal ou de métaux sélectionné(s) parmi le groupe consistant en titane et étain ou leur mélange. En particulier, si un catalyseur est utilisé pour la mise en œuvre de l'étape i), celui-ci est le tétrachlorure d'étain, le pentachlorure d'antimoine, le trichlorure d'antimoine ou le tétrachlorure de titane ou leurs mélanges. Steps i) and ii) can be implemented simultaneously or sequentially. Steps i) and ii) can be carried out in a reactor or in two different reactors. In step i), the molar ratio HF / compound of formula (II) or (III) may be greater than or equal to 1, advantageously greater than or equal to 2, preferably greater than or equal to 3, in particular greater than or equal to to 10. If a catalyst is used for the implementation of step i), the molar ratio catalyst / compound of formula (II) or (III) is greater than or equal to 0.01, preferably greater than or equal to 0.025, in particular greater than or equal to 0.05. Alternatively, if a catalyst is used for the implementation of the present process, the molar ratio catalyst / compound of formula (II) or (III) is from 2 to 90 mol%, advantageously from 4 to 80 mol%, preferably from 6 to 75 mol%. Preferably, the catalyst may be based on a metal or metals selected from the group consisting of titanium and tin or their mixture, in a preferred manner, said catalyst may be a halide of a metal or metals selected (s) from the group consisting of titanium and tin or their mixture, preferably preferentially, said catalyst may be a fluoride, a chloride or a chlorofluoride of a metal or metals selected from the group consisting of titanium and tin or their mixture. In particular, if a catalyst is used for the implementation of step i), it is tin tetrachloride, antimony pentachloride, antimony trichloride or titanium tetrachloride or mixtures thereof.
L'étape i) peut être mise en œuvre à une température d'au moins 30°C, avantageusement d'au moins 40°C, de préférence d'au moins 50°C, en particulier d'au moins 100°C. Avantageusement, l'étape i) peut être mise en œuvre à une température de 30°C à 200°C, de préférence de 40°C à 170°C, en particulier de 50°C à 150°C. Step i) can be carried out at a temperature of at least 30 ° C, preferably at least 40 ° C, preferably at least 50 ° C, in particular at least 100 ° C. Advantageously, step i) can be carried out at a temperature of 30 ° C to 200 ° C, preferably 40 ° C to 170 ° C, in particular 50 ° C to 150 ° C.
L'étape i) peut être mise en œuvre à une pression d'au moins 1 bara, avantageusement d'au moins 2 bara, de préférence d'au moins 4 bara, en particulier d'au moins 5 bara. Avantageusement, l'étape i) peut être mise en œuvre à une pression de 1 bara à 50 bara, de préférence de 2 bara à 50 bara, plus préférentiellement de 4 bara à 35 bara, en particulier de 5 bara à 25 bara. Step i) can be carried out at a pressure of at least 1 bara, preferably at least 2 bara, preferably at least 4 bara, in particular at least 5 bara. Advantageously, step i) can be carried out at a pressure of 1 bara at 50 bara, preferably from 2 bara to 50 bara, more preferably from 4 bara to 35 bara, in particular from 5 bara to 25 bara.
A l'étape ii), le rapport molaire HF/composé de formule (IV) ou (V) peut être supérieur ou égale à 1, avantageusement supérieur ou égale à 2, de préférence supérieur ou égale à 3, en particulier supérieur ou égale à 10. In step ii), the molar ratio HF / compound of formula (IV) or (V) may be greater than or equal to 1, advantageously greater than or equal to 2, preferably greater than or equal to 3, in particular greater than or equal to to 10.
Si un catalyseur est utilisé pour la mise en œuvre de l'étape ii), le rapport molaire catalyseur/composé de formule (IV) ou (V) est supérieur ou égale à 0,01, de préférence supérieur ou égale à 0,025, en particulier supérieur ou égale à 0,05. Alternativement, si un catalyseur est utilisé pour la mise en œuvre du présent procédé, le rapport molaire catalyseur/composé de formule (IV) ou (V) est compris de 2 à 90 mol%, avantageusement de 4 à 80 mol%, de préférence de 6 à 75 mol%. De préférence, le catalyseur peut être à base d'un métal ou de métaux sélectionné(s) parmi le groupe consistant en titane et étain ou leur mélange,
de manière privilégiée, ledit catalyseur peut être un halogénure d'un métal ou de métaux sélectionné(s) parmi le groupe consistant en titane et étain ou leur mélange, de manière préférentiellement privilégiée, ledit catalyseur peut être un fluorure, un chlorure ou un chlorofluorure d'un métal ou de métaux sélectionné(s) parmi le groupe consistant en titane et étain ou leur mélange. En particulier, si un catalyseur est utilisé pour la mise en œuvre de l'étape ii), celui-ci est le pentachlorure d'antimoine, le trichlorure d'antimoine, le tétrachlorure d'étain ou le tétrachlorure de titane ou leurs mélanges. If a catalyst is used for the implementation of step ii), the catalyst / compound molar ratio of formula (IV) or (V) is greater than or equal to 0.01, preferably greater than or equal to 0.025, in particular greater than or equal to 0.05. Alternatively, if a catalyst is used for carrying out the present process, the molar ratio of catalyst / compound of formula (IV) or (V) is from 2 to 90 mol%, advantageously from 4 to 80 mol%, preferably from 6 to 75 mol%. Preferably, the catalyst may be based on a metal or metals selected from the group consisting of titanium and tin or their mixture, in a preferred manner, said catalyst may be a halide of a metal or metals selected from the group consisting of titanium and tin or their mixture, preferably favored, said catalyst may be a fluoride, a chloride or a chlorofluoride of a metal or metals selected from the group consisting of titanium and tin or their mixture. In particular, if a catalyst is used for the implementation of step ii), it is antimony pentachloride, antimony trichloride, tin tetrachloride or titanium tetrachloride or mixtures thereof.
L'étape ii) peut être mise en œuvre à une température d'au moins 30°C, avantageusement d'au moins 40°C, de préférence d'au moins 50°C, en particulier d'au moins 100°C. Avantageusement, l'étape ii) peut être mise en œuvre à une température de 30°C à 300°C, de préférence de 40°C à 250°C, en particulier de 50°C à 200°C. La température à l'étape ii) peut être égale, supérieure ou inférieure à celle de l'étape i). De préférence, la température à l'étape ii) est supérieure à celle de l'étape i). Step ii) may be carried out at a temperature of at least 30 ° C, preferably at least 40 ° C, preferably at least 50 ° C, in particular at least 100 ° C. Advantageously, step ii) may be carried out at a temperature of 30 ° C to 300 ° C, preferably 40 ° C to 250 ° C, in particular 50 ° C to 200 ° C. The temperature in step ii) may be equal to, greater than or less than that of step i). Preferably, the temperature in step ii) is greater than in step i).
L'étape ii) peut être mise en œuvre à une pression d'au moins 1 bara, avantageusement d'au moins 2 bara, de préférence d'au moins 4 bara, en particulier d'au moins 5 bara. Avantageusement, l'étape ii) peut être mise en œuvre à une pression de 1 bara à 50 bara, de préférence de 2 bara à 50 bara, plus préférentiellement de 4 bara à 35 bara, en particulier de 5 bara à 25 bara. La pression à l'étape ii) peut être égale, supérieure ou inférieure à celle de l'étape i). Step ii) can be carried out at a pressure of at least 1 bara, preferably at least 2 bara, preferably at least 4 bara, in particular at least 5 bara. Advantageously, step ii) may be carried out at a pressure of from 1 bara to 50 bara, preferably from 2 bara to 50 bara, more preferably from 4 bara to 35 bara, in particular from 5 bara to 25 bara. The pressure in step ii) may be equal to, greater than or less than that of step i).
Avantageusement, le présent procédé comprend les étapes de : Advantageously, the present process comprises the steps of:
al) mise en contact du composé de formule (II) 1 2C=CX1-(C=0)-Y ou de formule (II I) HR1R2C- CX^-^OJ-Y avec de l'acide fluorhydrique dans des conditions efficaces pour former un composé de formule (IV) H 1 2C-CX1F-(C=0)-Y ou de formule (V) R^^CF-^OJ-Y dans lesquelles al) contacting the compound of formula (II) 1 2 C = CX 1 - (C = 0) -Y or formula (II I) HR 1 R 2 C- CX ^ - ^ OJ-Y with the hydrofluoric acid under conditions effective to form a compound of the formula (IV) H 1 2 C-CX 1 F- (C = O) -Y or of the formula (V) wherein
R1 et R2 sont indépendamment sélectionnés parmi H, Ci-C2o-alkyle, C6-C2o-aryle et C2-C20- alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; R 1 and R 2 are independently selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl;
Y est sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, Ci-Cio-haloalkyle, C6-Cio-aryle, - OH, -OR, -N H2, -NHR, -NR2, -SR, C3-Ci0-cycloalkyle, C3-Ci0-cycloalkényle et C2-Ci0-alkényle ; R est indépendamment sélectionné parmi le groupe consistant en Ci-Cio-alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-Cio-cycloalkényle et C3-Cio-cycloalkyle ; Y is selected from the group consisting of H, Ci-Cio-alkyl, Ci-Cio-haloalkyl, C6-Cio-aryl, - OH, -OR, -N H2, -NHR, -NR 2, -SR, -C 3 -C 0 -Cycloalkyl, C 3 -C 10 O -cycloalkenyl and C 2 -C 10 O -alkenyl; R is independently selected from the group consisting of C1-Cio-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl;
X1 = Cl, Br ou I ; et X 1 = Cl, Br or I; and
a2) mise en contact dudit composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y obtenu à l'étape al) avec de l'acide fluorhydrique dans des conditions
efficaces pour former un courant A comprenant ledit composé de formule (I)
a2) contacting said compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = O) -Y obtained in step a1) with hydrofluoric acid under conditions effective to form a stream A comprising said compound of formula (I)
Y dans laquelle Y in which
R1 et R2 sont indépendamment sélectionnés parmi H, Ci-C2o-alkyle, C6-C2o-aryle et C2-C20- alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; R 1 and R 2 are independently selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl;
Y est sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, Ci-Cio-haloalkyle, C6-Cio-aryle, - OH, -OR, -NH2, -NHR, -NR2, -SR, C3-Ci0-cycloalkyle, C3-Ci0-cycloalkényle et C2-Ci0-alkényle ; R est indépendamment sélectionné parmi le groupe consistant en Ci-Cio-alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-Cio-cycloalkényle et C3-Cio-cycloalkyle, et Y is selected from the group consisting of H, Ci-Cio-alkyl, Ci-Cio-haloalkyl, C6-Cio-aryl, - OH, -OR, -NH 2, -NHR, -NR 2, -SR, -C 3 -C 0 -Cycloalkyl, C 3 -C 10 O -cycloalkenyl and C 2 -C 10 O -alkenyl; R is independently selected from the group consisting of C1-C10-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl, and
b) récupération dudit courant A comprenant ledit composé de formule (I). b) recovering said stream A comprising said compound of formula (I).
De préférence, le présent procédé comprend les étapes de : Preferably, the present process comprises the steps of:
al) mise en contact du composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (II I) HR1R2C- CX^-^OJ-Y avec de l'acide fluorhydrique dans des conditions efficaces pour former un composé de formule (IV) H 1 2C-CX1F-(C=0)-Y ou de formule (V) R^^CF-^OJ-Y dans lesquelles al) bringing into contact the compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (II I) HR 1 R 2 C-CX 2 -O OJ-Y with hydrofluoric acid under conditions effective to form a compound of the formula (IV) H 1 2 C-CX 1 F- (C = O) -Y or of the formula (V) R ^^ CF- ^ OJ-Y in which
R1 et R2 sont indépendamment sélectionnés parmi H, Ci-Cio-alkyle, C6-Cio-aryle et C2-C10- alkényle, C3-Cio-cycloalkényle et C3-Cio-cycloalkyle ; R 1 and R 2 are independently selected from H, C 1 -C 10 -alkyl, C 6 -C 10 aryl and C 2 -C 10 -alkenyl, C 3 -C 10 -cycloalkenyl and C 3 -C 10 -cycloalkyl;
Y est sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, Ci-Cio-haloalkyle, C6-Cio-aryle, - OH, -OR, C3-Cio-cycloalkyle, C3-Cio-cycloalkényle et C2-Cio-alkényle ; Y is selected from the group consisting of H, C1-C10-alkyl, C1-C10-haloalkyl, C6-C10-aryl, -OH, -OR, C3-C10-cycloalkyl, C3-C10-cycloalkenyl and C2-C10- alkenyl;
R est indépendamment sélectionné parmi le groupe consistant en Ci-Cio-alkyle et C6-Cio-aryle ; X1 = Cl ou Br ; et R is independently selected from the group consisting of C1-C10-alkyl and C6-C10-aryl; X 1 = Cl or Br; and
a2) mise en contact dudit composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y obtenu à l'étape al) avec de l'acide fluorhydrique dans des conditions efficaces pour former un courant A comprenant ledit composé de formule (I)
a2) contacting said compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = O) -Y obtained in step a1) with hydrofluoric acid under conditions effective to form a stream A comprising said compound of formula (I)
Y dans laquelle Y in which
R1 et R2 sont indépendamment sélectionnés parmi H, Ci-Cio-alkyle, C6-Cio-aryle et C2-C10- alkényle, C3-Cio-cycloalkényle et C3-Cio-cycloalkyle ; R 1 and R 2 are independently selected from H, C 1 -C 10 -alkyl, C 6 -C 10 aryl and C 2 -C 10 -alkenyl, C 3 -C 10 -cycloalkenyl and C 3 -C 10 -cycloalkyl;
Y est sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, Ci-Cio-haloalkyle, C6-Cio-aryle, - OH, -OR, C3-Cio-cycloalkyle, C3-Cio-cycloalkényle et C2-Cio-alkényle ; Y is selected from the group consisting of H, C1-C10-alkyl, C1-C10-haloalkyl, C6-C10-aryl, -OH, -OR, C3-C10-cycloalkyl, C3-C10-cycloalkenyl and C2-C10- alkenyl;
R est indépendamment sélectionné parmi le groupe consistant en Ci-Cio-alkyle et C6-Cio-aryle, et R is independently selected from the group consisting of C1-C10-alkyl and C6-C10-aryl, and
b) récupération dudit courant A comprenant ledit composé de formule (I). b) recovering said stream A comprising said compound of formula (I).
En particulier, le présent procédé comprend les étapes de :
al) mise en contact du composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (II I) HRXR2C- CX^-^OJ-Y avec de l'acide fluorhydrique dans des conditions efficaces pour former un composé de formule (IV) H 1 2C-CX1F-(C=0)-Y ou de formule (V) R^^CF-^OJ-Y dans lesquelles In particular, the present process comprises the steps of: al) contacting the compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (II I) HR X R 2 C- CX ^ - ^ OJ-Y with hydrofluoric acid under conditions effective to form a compound of the formula (IV) H 1 2 C-CX 1 F- (C = O) -Y or of the formula (V) R ^^ CF- ^ OJ-Y in which
R1 et R2 sont indépendamment sélectionnés parmi H, Ci-C3-alkyle, Ce-Cg-aryle et C2-C6-alkényle, C3-C6-cycloalkényle et C3-C6-cycloalkyle ; R 1 and R 2 are independently selected from H, C 1 -C 3 -alkyl, C 1 -C 8 aryl and C 2 -C 6 -alkenyl, C 3 -C 6 -cycloalkenyl and C 3 -C 6 -cycloalkyl;
Y est sélectionné parmi le groupe consistant en H, -OH et -OR ; Y is selected from the group consisting of H, -OH and -OR;
R est indépendamment sélectionné parmi le groupe consistant en Ci-C6-alkyle et Ce-Cg-aryle ; X1 = Cl ; et R is independently selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl; X 1 = Cl; and
a2) mise en contact dudit composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y obtenu à l'étape al) avec de l'acide fluorhydrique dans des conditions efficaces pour former un courant A comprenant ledit composé de formule (I)
a2) contacting said compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = O) -Y obtained in step a1) with hydrofluoric acid under conditions effective to form a stream A comprising said compound of formula (I)
Y dans laquelle Y in which
R1 et R2 sont indépendamment sélectionnés parmi H, Ci-C3-alkyle, Ce-Cg-aryle et C2-C6-alkényle, C3-C6-cycloalkényle et C3-C6-cycloalkyle ; R 1 and R 2 are independently selected from H, C 1 -C 3 -alkyl, C 1 -C 8 aryl and C 2 -C 6 -alkenyl, C 3 -C 6 -cycloalkenyl and C 3 -C 6 -cycloalkyl;
Y est sélectionné parmi le groupe consistant en H, -OH et -OR ; Y is selected from the group consisting of H, -OH and -OR;
R est indépendamment sélectionné parmi le groupe consistant en Ci-C6-alkyle et Ce-Cg-aryle, b) récupération dudit courant A comprenant ledit composé de formule (I). R is independently selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl, b) recovering said stream A comprising said compound of formula (I).
Plus particulièrement, le présent procédé comprend les étapes de : More particularly, the present process comprises the steps of:
al) mise en contact du composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (II I) HRXR2C- CX^-^OJ-Y avec de l'acide fluorhydrique dans des conditions efficaces pour former un composé de formule (IV) HR^C-CX^-^OJ-Y ou de formule (V) R^^CF-^OJ-Y dans lesquelles R1 = H, R2 = H, Y = -OH ou -OR avec R = Ci-C3-alkyle et C6-aryle et X1 = Cl ; et a2) mise en contact dudit composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y obtenu à l'étape al) avec de l'acide fluorhydrique dans des conditions efficaces pour former le courant A comprenant ledit composé de formule (I)
al) contacting the compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (II I) HR X R 2 C- CX ^ - ^ OJ-Y with hydrofluoric acid under conditions effective to form a compound of formula (IV) ## STR1 ## wherein R 1 = H, R 2 = H, Y = -OH or -OR with R = C 1 -C 3 -alkyl and C 6 -aryl and X 1 = Cl; and a2) contacting said compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = O) - Y obtained in step a1) with hydrofluoric acid under conditions effective to form the stream A comprising said compound of formula (I)
Y dans laquelle R1 = H, R2 = H, Y = -OH ou -OR avec R = Ci-C3-alkyle et C6-aryle, et Y in which R 1 = H, R 2 = H, Y = -OH or -OR with R = C 1 -C 3 -alkyl and C 6 -aryl, and
b) récupération dudit courant A comprenant ledit composé de formule (I). b) recovering said stream A comprising said compound of formula (I).
Selon un mode de réalisation préféré, le courant A comprenant ledit composé (I) récupéré à l'étape b) est purifié ou séparé dans des conditions efficaces pour former une composition B comprenant un composé de formule (I)
Comme séparation, on peut citer la condensation, l'évaporation, la décantation, l'absorption, le lavage, l'extraction liquide-liquide. Comme purification, on peut citer, la distillation, par exemple la distillation
extractive, la distillation azéotropique, la séparation membranaire, l'adsorption sur solide et plus particulièrement adsorption sur tamis moléculaire, alumine ou charbon actif et le séchage. De préférence, le séchage peut être effectué sur tamis moléculaire, en particulier sur tamis moléculaire de 3 à 4 A. According to a preferred embodiment, the stream A comprising said compound (I) recovered in step b) is purified or separated under conditions that are effective to form a composition B comprising a compound of formula (I) As separation, there may be mentioned condensation, evaporation, decantation, absorption, washing, liquid-liquid extraction. As purification, mention may be made of distillation, for example distillation extractive, azeotropic distillation, membrane separation, adsorption on solid and more particularly adsorption on molecular sieve, alumina or activated carbon and drying. Preferably, the drying can be carried out on molecular sieves, in particular on molecular sieves of 3 to 4 A.
La composition B comprend ledit composé de formule (I) tel que décrit ci-dessus. Composition B comprises said compound of formula (I) as described above.
Avantageusement, la composition B comprend moins de 500 ppm d'eau en poids sur base du poids total de la composition B, avantageusement mois de 400 ppm d'eau, de préférence moins de 300 ppm d'eau, en particulier moins de 200 ppm d'eau en poids sur base du poids total de la composition B. Advantageously, the composition B comprises less than 500 ppm of water by weight based on the total weight of the composition B, advantageously 400 ppm of water, preferably less than 300 ppm of water, in particular less than 200 ppm of water by weight based on the total weight of composition B.
Avantageusement, la composition B comprend moins de 500 ppm d'acide fluorhydrique en poids sur base du poids total de la composition B, avantageusement moins de 400 ppm d'acide fluorhydrique, de préférence moins de 300 ppm d'acide fluorhydrique, plus préférentiellement moins de 200 ppm d'acide fluorhydrique, en particulier moins de 100 ppm d'acide fluorhydrique en poids sur base du poids total de la composition B. Advantageously, the composition B comprises less than 500 ppm of hydrofluoric acid by weight based on the total weight of the composition B, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less 200 ppm of hydrofluoric acid, in particular less than 100 ppm of hydrofluoric acid by weight based on the total weight of composition B.
Avantageusement, la composition B comprend moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en poids sur base du poids total de la composition B, avantageusement moins de 75 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, de préférence moins de 50 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en particulier moins de 20 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en poids sur base du poids total de la composition B. Advantageously, composition B comprises less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, by weight based on the total weight of composition B, advantageously less than 75 ppm. a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in especially less than 20 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, by weight based on the total weight of composition B.
Avantageusement, la composition B comprend moins de 5% en poids d'un composé de formule (IV) H 1R2C-CX1F-(C=0)-Y ou de formule (V) R^C^F-^OJ-Y, de préférence moins de 3% en poids, plus préférentiellement moins de 1% en poids, en particulier moins de 0,1% en poids, plus particulièrement moins de 5000 ppm en poids, de manière privilégiée moins de 1000 ppm en poids d'un composé de formule (IV) HR^C-CX^-^Oj-Y ou de formule (V) RXR2C=CF- (C=0)-Y sur base du poids total de la composition B. Advantageously, the composition B comprises less than 5% by weight of a compound of formula (IV) H 2 C-R 1 CX 1 F (C = 0) -Y or formula (V) R ^ C ^ F- YJ-Y, preferably less than 3% by weight, more preferably less than 1% by weight, in particular less than 0.1% by weight, more preferably less than 5000 ppm by weight, preferably less than 1000 ppm by weight of a compound of formula (IV) HR ^ C-CX ^ - ^ Oj-Y or formula (V) R X R 2 C = CF- (C = 0) -Y based on the total weight of the composition B.
Ladite composition B peut également comprendre moins de 1000 ppm en poids d'un composé de formule (II) R^C^X^C^-Y ou de formule (III) HR^C-CXV-^OJ-Y tel que décrit ci-dessus, avantageusement moins de 800 ppm en poids, de préférence moins de 500 ppm en poids, en particulier moins de 100 ppm en poids d'un composé de formule (II) R1R2C=CX1-
(C=0)-Y ou de formule (III) H 1R2C-CX1X2-(C=0)-Y tel que décrit ci-dessus sur base du poids total de la composition B. Said composition B may also comprise less than 1000 ppm by weight of a compound of formula (II) ## STR2 ## or of formula (III) ## STR2 ## as described above. above, advantageously less than 800 ppm by weight, preferably less than 500 ppm by weight, in particular less than 100 ppm by weight of a compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) H 1 R 2 C-CX 1 X 2 - (C = O) -Y as described above on the basis of the total weight of composition B.
De préférence, outre le composé de formule (I), la composition B peut comprendre : Preferably, in addition to the compound of formula (I), composition B can comprise:
• moins de 5% en poids d'un composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y, de préférence moins de 3% en poids, plus préférentiellement moins de 1% en poids, en particulier moins de 0,1% en poids, plus particulièrement moins de 5000 ppm en poids, de manière privilégiée moins de 1000 ppm en poids d'un composé de formule (IV) H 1 2C-CX1F-(C=0)-Y ou de formule (V) R^^CF-^OJ-Y sur base du poids total de la composition B ; Less than 5% by weight of a compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = 0) -Y, preferably less than 3% by weight, more preferably less than 1% by weight, in particular less than 0.1% by weight, more particularly less than 5000 ppm by weight, preferably less than 1000 ppm by weight of a compound of formula (IV) H 1 2 C-CX 1 F- (C = O) -Y or of formula (V) R ^^ CF-OJ-Y based on the total weight of the composition B;
· optionnellement ou non moins de 1000 ppm en poids d'un composé de formule (II) Optionally at least 1000 ppm by weight of a compound of formula (II)
R1R2C=CX1-(C=0)-Y ou de formule (III) HR1R2C-CX1X2-(C=0)-Y tel que décrit ci-dessus, avantageusement moins de 800 ppm en poids, de préférence moins de 500 ppm en poids, en particulier moins de 100 ppm en poids d'un composé de formule (II)
tel que décrit ci-dessus ; et · optionnellement ou non moins de 500 ppm d'eau en poids, avantageusement mois deR 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) HR 1 R 2 C-CX 1 X 2 - (C = O) -Y as described above, advantageously less than 800 ppm by weight, preferably less than 500 ppm by weight, in particular less than 100 ppm by weight of a compound of formula (II) as described above; and · optionally or not less than 500 ppm water by weight, advantageously months of
400 ppm d'eau, de préférence moins de 300 ppm d'eau, en particulier moins de 200 ppm d'eau en poids ; et 400 ppm water, preferably less than 300 ppm water, in particular less than 200 ppm water by weight; and
• optionnellement ou non moins de 500 ppm d'acide fluorhydrique en poids, avantageusement moins de 400 ppm d'acide fluorhydrique, de préférence moins de 300 ppm d'acide fluorhydrique, plus préférentiellement moins de 200 ppm d'acide fluorhydrique, en particulier moins de 100 ppm d'acide fluorhydrique en poids ; et Optionally at least 500 ppm of hydrofluoric acid by weight, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm hydrofluoric acid by weight; and
• optionnellement ou non moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, avantageusement moins de 75 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, de préférence moins de 50 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique de préférence de chlorure d'hydrogène, en particulier moins de 20 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, Optionally at least 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, advantageously less than 75 ppm of a hydrogen halide other than hydrofluoric acid, of preferably hydrogen chloride, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less than 20 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride,
en poids sur base du poids total de la composition B. by weight based on the total weight of composition B.
Plus préférentiellement, outre le composé de formule (I), la composition B comprend : More preferentially, in addition to the compound of formula (I), composition B comprises:
• moins de 5% en poids d'un composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y, de préférence moins de 3% en poids, plus préférentiellement moins de 1% en poids, en particulier moins de 0,1% en poids, plus particulièrement
moins de 5000 ppm en poids, de manière privilégiée moins de 1000 ppm en poids d'un composé de formule (IV) H 1 2C-CX1F-(C=0)-Y ou de formule (V) R^^CF-^OJ-Y sur base du poids total de la composition B ; Less than 5% by weight of a compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = 0) -Y, preferably less than 3% by weight, more preferably less than 1% by weight, in particular less than 0.1% by weight, more particularly less than 5000 ppm by weight, preferably less than 1000 ppm by weight of a compound of formula (IV) H 1 2 C-CX 1 F- (C = O) -Y or of formula (V) R ^^ CF = OJ-Y based on the total weight of composition B;
• moins de 500 ppm d'eau en poids, avantageusement mois de 400 ppm d'eau, de préférence moins de 300 ppm d'eau, en particulier moins de 200 ppm d'eau en poids ; Less than 500 ppm water by weight, advantageously less than 400 ppm water, preferably less than 300 ppm water, in particular less than 200 ppm water by weight;
• optionnellement ou non moins de 500 ppm d'acide fluorhydrique en poids, avantageusement moins de 400 ppm d'acide fluorhydrique, de préférence moins de 300 ppm d'acide fluorhydrique, plus préférentiellement moins de 200 ppm d'acide fluorhydrique, en particulier moins de 100 ppm d'acide fluorhydrique en poids ; et · optionnellement ou non moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, avantageusement moins de 75 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, de préférence moins de 50 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en particulier moins de 20 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, Optionally at least 500 ppm of hydrofluoric acid by weight, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm hydrofluoric acid by weight; and optionally not less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, advantageously less than 75 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less than 20 ppm of a hydrogen halide other than that hydrofluoric acid, preferably hydrogen chloride,
• optionnellement ou non moins de 1000 ppm en poids d'un composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (III) HR1R2C-CX1X2-(C=0)-Y tel que décrit ci-dessus, avantageusement moins de 800 ppm en poids, de préférence moins de 500 ppm en poids, en particulier moins de 100 ppm en poids d'un composé de formule (II)
tel que décrit ci-dessus ; et en poids sur base du poids total de la composition B. Optionally at least 1000 ppm by weight of a compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) HR 1 R 2 C-CX 1 X 2 - (C = O) -Y as described above, advantageously less than 800 ppm by weight, preferably less than 500 ppm by weight, in particular less than 100 ppm by weight of a compound of formula (II) as described above; and by weight based on the total weight of composition B.
En particulier, outre le composé de formule (I), la composition B comprend : In particular, in addition to the compound of formula (I), composition B comprises:
• moins de 5% en poids d'un composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y, de préférence moins de 3% en poids, plus préférentiellement moins de 1% en poids, en particulier moins de 0,1% en poids, plus particulièrement moins de 5000 ppm en poids, de manière privilégiée moins de 1000 ppm en poids d'un composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R^^CF-^OJ-Y sur base du poids total de la composition B ; Less than 5% by weight of a compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = 0) -Y, preferably less than 3% by weight, more preferably less than 1% by weight, in particular less than 0.1% by weight, more particularly less than 5000 ppm by weight, preferably less than 1000 ppm by weight of a compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R ^^ CF- ^ OJ-Y based on the total weight of the composition B;
· moins de 500 ppm d'eau en poids, avantageusement mois de 400 ppm d'eau, de préférence moins de 300 ppm d'eau, en particulier moins de 200 ppm d'eau en poids ; Less than 500 ppm of water by weight, advantageously less than 400 ppm of water, preferably less than 300 ppm of water, in particular less than 200 ppm of water by weight;
• moins de 500 ppm d'acide fluorhydrique en poids, avantageusement moins de 400 ppm d'acide fluorhydrique, de préférence moins de 300 ppm d'acide fluorhydrique, plus
préférentiellement moins de 200 ppm d'acide fluorhydrique, en particulier moins de 100 ppm d'acide fluorhydrique en poids ; et Less than 500 ppm of hydrofluoric acid by weight, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, plus preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm of hydrofluoric acid by weight; and
• moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, avantageusement moins de 75 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, de préférence moins de 50 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en particulier moins de 20 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, Less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, advantageously less than 75 ppm of a hydrogen halide other than hydrofluoric acid, preferably chloride hydrogen, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less than 20 ppm of a hydrogen halide other than the acid hydrofluoric, preferably hydrogen chloride,
• optionnellement moins de 1000 ppm en poids d'un composé de formule (II) R1R2C=CX1- (C=0)-Y ou de formule (III) HR1R2C-CX1X2-(C=0)-Y tel que décrit ci-dessus, avantageusement moins de 800 ppm en poids, de préférence moins de 500 ppm en poids, en particulier moins de 100 ppm en poids d'un composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (III) HR^C-CX^-^OJ-Y tel que décrit ci-dessus ; et en poids sur base du poids total de la composition B. Optionally less than 1000 ppm by weight of a compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) HR 1 R 2 C-CX 1 X 2 - (C = O) -Y as described above, advantageously less than 800 ppm by weight, preferably less than 500 ppm by weight, in particular less than 100 ppm by weight of a compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) ## STR1 ## as described above; and by weight based on the total weight of composition B.
Selon un mode de réalisation préféré, dans les composés de formule (I), (II), (III) et optionnellement (IV) et (V), Y est -OH ; et le composé de formule (I) dans lequel Y est -OH est traité dans des conditions efficaces pour former un composé de formule (I) dans lequel Y est - OR, R étant sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C20- alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle. According to a preferred embodiment, in the compounds of formula (I), (II), (III) and optionally (IV) and (V), Y is -OH; and the compound of formula (I) wherein Y is -OH is treated under conditions effective to form a compound of formula (I) wherein Y is - OR, R being selected from the group consisting of C 1 -C 20 alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl.
Ainsi, le présent procédé peut comprendre les étapes de : Thus, the present process may include the steps of:
a) mise en contact d'un composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (III) HR1R2C- CX^-^OJ-Y avec de l'acide fluorhydrique ; dans lesquelles a) contacting a compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) HR 1 R 2 C-CX 2 -O OJ-Y with hydrofluoric acid; in which
R1 et R2 étant indépendamment sélectionnés parmi H, F, Cl, Br, I, Ci-C2o-alkyle, C6-C2o-aryle et C2- C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; avantageusement R1 et R2 sont indépendamment sélectionnés parmi H, Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C20- cycloalkényle et C3-C2o-cycloalkyle ; de préférence R1 et R2 sont indépendamment sélectionnés parmi H, Ci-Cio-alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-Cio-cycloalkényle et C3-Cio-cycloalkyle ; en particulier R1 et R2 sont indépendamment sélectionnés parmi H, Ci-C3-alkyle, Ce-Cg-aryle et C2-C6-alkényle, C3-C6-cycloalkényle et C3-C6-cycloalkyle ; plus particulièrement R1 et R2 sont H ; X1 et X2 étant indépendamment sélectionnés parmi F, Cl, Br et I à la condition que X1 et X2 ne soient pas simultanément F ; avantageusement X1 et X2 sont F ou Cl à la condition que X1 et X2 ne soient pas simultanément F ; de préférence X1 et X2 sont Cl ;
Y est -OH ; et R 1 and R 2 being independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; preferably R 1 and R 2 are independently selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -alkyl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; preferably, R 1 and R 2 are independently selected from H, C 1 -C 10 -alkyl, C 6 -C 10 aryl and C 2 -C 10 -alkenyl, C 3 -C 10 -cycloalkenyl and C 3 -C 10 -cycloalkyl; in particular, R 1 and R 2 are independently selected from H, C 1 -C 3 -alkyl, C 1 -C 8 aryl and C 2 -C 6 -alkenyl, C 3 -C 6 -cycloalkenyl and C 3 -C 6 -cycloalkyl; more particularly R 1 and R 2 are H; X 1 and X 2 being independently selected from F, Cl, Br and I with the proviso that X 1 and X 2 are not simultaneously F; preferably X 1 and X 2 are F or Cl provided that X 1 and X 2 are not simultaneously F; preferably X 1 and X 2 are Cl; Y is -OH; and
b) récupération d'un courant A comprenant ledit composé de formule (I)
b) recovering a stream A comprising said compound of formula (I)
dans laquelle Y est -OH et R1 et R2 sont tels que définis à l'étape a) ; wherein Y is -OH and R 1 and R 2 are as defined in step a);
c) mise en œuvre à partir dudit courant A récupéré à l'étape b) d'une réaction d'estérification du composé de formule (I) dans des conditions efficaces pour former un composé de formule (I)
dans lequel Y est -OR avec R étant sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; avantageusement R étant sélectionné parmi le groupe consistant en Ci-Cio-alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-Cio-cycloalkényle et C3-Cio-cycloalkyle ; de préférence R étant sélectionné parmi le groupe consistant en Ci-Cio-alkyle et C6-Cio-aryle ; en particulier R étant sélectionné parmi le groupe consistant en Ci-C6-alkyle et Ce-Cg-aryle ; plus particulièrement R étant sélectionné parmi le groupe consistant en Ci-C3-alkyle et C6-aryle, de manière privilégiée R étant sélectionné parmi le groupe consistant en Ci-C3-alkyle. c) carrying out from said stream A recovered in step b) an esterification reaction of the compound of formula (I) under conditions effective to form a compound of formula (I) wherein Y is -OR with R being selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl; preferably R being selected from the group consisting of C1-C10-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl; preferably R being selected from the group consisting of C1-C10-alkyl and C6-C10-aryl; in particular R being selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl; more preferably, R being selected from the group consisting of C1-C3-alkyl and C6-aryl, preferably R being selected from the group consisting of C1-C3-alkyl.
De préférence, le groupement R1 est identique dans les composés de formule (II), (III) et (I). De préférence, le groupement R2 est identique dans les composés de formule (II), (III) et (I). Preferably, the group R 1 is identical in the compounds of formula (II), (III) and (I). Preferably, the group R 2 is identical in the compounds of formula (II), (III) and (I).
De préférence, le présent procédé peut comprendre les étapes de : Preferably, the present process may comprise the steps of:
a) mise en contact d'un composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (III) HR1R2C- CX^-^OJ-Y avec de l'acide fluorhydrique pour former un composé de formule (I) HR1R2C-CF2- (C=0)-Y ; dans lesquelles a) contacting a compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) HR 1 R 2 C-CX 2 -O OJ-Y with hydrofluoric acid to form a compound of formula (I) HR 1 R 2 C-CF 2 - (C = O) -Y; in which
R1 et R2 sont H ; R 1 and R 2 are H;
X1 et X2 sont Cl ; X 1 and X 2 are Cl;
Y est -OH ; et Y is -OH; and
b) récupération d'un courant A comprenant ledit composé de formule (I)
b) recovering a stream A comprising said compound of formula (I)
dans laquelle Y est -OH et R1 et R2 sont tels que définis à l'étape a) ; wherein Y is -OH and R 1 and R 2 are as defined in step a);
c) mise en œuvre à partir dudit courant A récupéré à l'étape b) d'une réaction d'estérification du composé de formule (I) dans des conditions efficaces pour former un composé de formule (I) HR1R2C-CF2-(C=0)-Y dans lequel Y est -OR avec R étant Ci-C6-alkyle, de préférence R est -CH3, -
c) carrying out from said stream A recovered in step b) from an esterification reaction of the compound of formula (I) under conditions that are effective to form a compound of formula (I) HR 1 R 2 C- CF 2 - (C = O) -Y wherein Y is -OR with R being C 1 -C 6 -alkyl, preferably R is -CH 3 , -
De préférence, l'étape a) est mise en œuvre dans des conditions opératoires tel que décrite ci-dessus en lien avec le procédé selon la présent invention. Preferably, step a) is carried out under operating conditions as described above in connection with the process according to the present invention.
De préférence, l'étape c) est mise en œuvre en faisant réagir le composé de formule (I) récupéré à l'étape b) avec un composé de formule R-OH avec R étant sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C20-
cycloalkyle ; avantageusement R étant sélectionné parmi le groupe consistant en Ci-Cio-alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-Cio-cycloalkényle et C3-Cio-cycloalkyle ; de préférence R étant sélectionné parmi le groupe consistant en Ci-Cio-alkyle et C6-Cio-aryle ; en particulier R étant sélectionné parmi le groupe consistant en Ci-C6-alkyle et Ce-Cg-aryle ; plus particulièrement R étant sélectionné parmi le groupe consistant en Ci-C3-alkyle et C6-aryle, de manière privilégiée R étant sélectionné parmi le groupe consistant en Ci-C3-alkyle. Preferably, step c) is carried out by reacting the compound of formula (I) recovered in step b) with a compound of formula R-OH with R being selected from the group consisting of C 1 -C 20 alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20- cycloalkyl; preferably R being selected from the group consisting of C1-C10-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl; preferably R being selected from the group consisting of C1-C10-alkyl and C6-C10-aryl; in particular R being selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl; more preferably, R being selected from the group consisting of C1-C3-alkyl and C6-aryl, preferably R being selected from the group consisting of C1-C3-alkyl.
Le procédé peut être mis en œuvre via les étapes al) et a2) telles que décrites dans la présente demande au lieu de l'étape a). Ainsi, le présent procédé peut comprendre les étapes de : The method can be implemented via steps a1) and a2) as described in the present application instead of step a). Thus, the present process may include the steps of:
al) mise en contact du composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (II I) HR^C- CX^-^OJ-Y avec de l'acide fluorhydrique dans des conditions efficaces pour former un composé de formule (IV) HR^C-CX^-^OJ-Y ou de formule (V) R^C^F-^OJ-Y avec R1, R2, Y étant tels que définis ci-dessus et X1 est Cl, Br et I; et al) contacting the compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (II I) HR - CX - OJ - Y with hydrofluoric acid under conditions effective to form a compound of formula (IV) ## STR1 ## or of formula (V) ## STR1 ## with R 1 , R 2 , Y being as defined above and X 1 is Cl, Br and I; and
a2) mise en contact dudit composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y obtenu à l'étape al) avec de l'acide fluorhydrique dans des conditions efficaces pour former un courant A comprenant ledit composé de formule (I)
a2) contacting said compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = O) -Y obtained in step a1) with hydrofluoric acid under conditions effective to form a stream A comprising said compound of formula (I)
Y, Y,
b) récupération d'un courant A comprenant ledit composé de formule (I)
b) recovering a stream A comprising said compound of formula (I)
dans laquelle Y est -OH et R1 et R2 sont tels que définis à l'étape a) ; wherein Y is -OH and R 1 and R 2 are as defined in step a);
c) mise en œuvre à partir dudit courant A récupéré à l'étape b) d'une réaction d'estérification du composé de formule (I) dans des conditions efficaces pour former un composé de formule (I)c) carrying out from said stream A recovered in step b) an esterification reaction of the compound of formula (I) under conditions effective to form a compound of formula (I)
HR1R2C-CF2-(C=0)-Y dans lequel Y est -OR avec R, R1, R2, X1 et X2 tels que définis ci-dessus en relation avec ce mode de réalisation préféré incluant l'étape c). HR 1 R 2 C-CF 2 - (C = O) -Y in which Y is -OR with R, R 1 , R 2 , X 1 and X 2 as defined above in relation to this preferred embodiment including step c).
Ledit courant A récupéré à l'étape b) peut être purifié tel que décrit dans la présente demande pour former ladite composition B préalablement à la mise en œuvre de l'étape c). Said stream A recovered in step b) can be purified as described in the present application to form said composition B prior to the implementation of step c).
L'étape c) est alors mise en œuvre à partir de ladite composition B telle que définie dans la présente demande. Step c) is then implemented from said composition B as defined in the present application.
De préférence, l'étape c) est mise en œuvre en présence d'un catalyseur acide tel qu'un acide de Lewis ou un acide de Bronsted ou d'un catalyseur basique ou de résines cationiques ou anioniques. En particulier, l'étape c) est mise en œuvre en présence d'un catalyseur basique tel que des hydroxydes alcalins ou alcalino-terreux (par exemple KOH, NaOH, Ca(OH)2, Mg(OH)2), oxydes alcalins ou alcalino-terreux (par exemple Na2Û, CaO, MgO, K2O), carbonates alcalins ou
alcalino-terreux (par exemple Na2CC>3, K2CO3, Ca∞3, MgCOs), ou d'un catalyseur acide tel qu'un acide minéral (par exemple HCI, HBr, Hl, H2SO4), l'acide p-toluène sulfonique, trifluorure de bore. Preferably, step c) is carried out in the presence of an acid catalyst such as a Lewis acid or a Bronsted acid or a basic catalyst or cationic or anionic resins. In particular, step c) is carried out in the presence of a basic catalyst such as alkali or alkaline-earth hydroxides (for example KOH, NaOH, Ca (OH) 2, Mg (OH) 2), alkaline oxides or alkaline earth (eg Na2O, CaO, MgO, K2O), alkaline carbonates or alkaline earth (for example Na2CC> 3, K2CO3, Ca∞3, MgCOs), or an acid catalyst such as a mineral acid (for example HCl, HBr, H1, H2SO4), p-toluenesulphonic acid , boron trifluoride.
De préférence, l'étape c) peut être mise en œuvre à une température comprise entre 10°C et 200°C, avantageusement entre 20°C et 150°C. Preferably, step c) can be carried out at a temperature between 10 ° C and 200 ° C, preferably between 20 ° C and 150 ° C.
Selon un second aspect, la présente invention concerne une composition comprenant ledit composé de formule (I)
tel que décrit ci-dessus. According to a second aspect, the present invention relates to a composition comprising said compound of formula (I) as described above.
Avantageusement, la composition comprend moins de 500 ppm d'eau en poids sur base du poids total de la composition, avantageusement mois de 400 ppm d'eau, de préférence moins de 300 ppm d'eau, en particulier moins de 200 ppm d'eau en poids sur base du poids total de la composition. Advantageously, the composition comprises less than 500 ppm of water by weight based on the total weight of the composition, advantageously less than 400 ppm of water, preferably less than 300 ppm of water, in particular less than 200 ppm of water. water by weight based on the total weight of the composition.
Avantageusement, la composition comprend moins de 500 ppm d'acide fluorhydrique en poids sur base du poids total de la composition, avantageusement moins de 400 ppm d'acide fluorhydrique, de préférence moins de 300 ppm d'acide fluorhydrique, plus préférentiellement moins de 200 ppm d'acide fluorhydrique, en particulier moins de 100 ppm d'acide fluorhydrique en poids sur base du poids total de la composition. Advantageously, the composition comprises less than 500 ppm of hydrofluoric acid by weight based on the total weight of the composition, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less than 200. ppm of hydrofluoric acid, in particular less than 100 ppm of hydrofluoric acid by weight based on the total weight of the composition.
Avantageusement, la composition comprend moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en poids sur base du poids total de la composition, avantageusement moins de 75 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, de préférence moins de 50 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en particulier moins de 20 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en poids sur base du poids total de la composition. Advantageously, the composition comprises less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, by weight based on the total weight of the composition, advantageously less than 75 ppm of a hydrogen halide. hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less 20 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, by weight based on the total weight of the composition.
Avantageusement, la composition comprend moins de 5% en poids d'un composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R^C^F-^OJ-Y, de préférence moins de 3% en poids, plus préférentiellement moins de 1% en poids, en particulier moins de 0,1% en poids, plus particulièrement moins de 5000 ppm en poids, de manière privilégiée moins de 1000 ppm en poids d'un composé de formule (IV) HR^C-CX^-^OJ-Y ou de formule (V) RXR2C=CF- (C=0)-Y sur base du poids total de la composition. Advantageously, the composition comprises less than 5% by weight of a compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R ^ C ^ F- ^ OJ-Y, preferably less than 3% by weight, more preferably less than 1% by weight, in particular less than 0.1% by weight, more particularly less than 5000 ppm by weight, preferably less than 1000 ppm by weight. weight of a compound of formula (IV) HR ^ C-CX ^ - ^ OJ-Y or formula (V) R X R 2 C = CF- (C = 0) -Y based on the total weight of the composition .
Ladite composition peut également comprendre moins de 1000 ppm en poids d'un composé de formule (II) R^C^X^C^-Y ou de formule (III) HR^C-CXV-^OJ-Y tel que décrit ci-dessus, avantageusement moins de 800 ppm en poids, de préférence moins de 500 ppm en poids, en particulier moins de 100 ppm en poids d'un composé de formule (II) R1R2C=CX1-
(C=0)-Y ou de formule (III) H 1R2C-CX1X2-(C=0)-Y tel que décrit ci-dessus sur base du poids total de la composition. Said composition may also comprise less than 1000 ppm by weight of a compound of formula (II) ## STR1 ## or of formula (III) ## STR2 ## as described herein. above, advantageously less than 800 ppm by weight, preferably less than 500 ppm by weight, in particular less than 100 ppm by weight of a compound of formula (II) R 1 R 2 C = CX 1 - (C = 0) -Y or formula (III) H 2 C-R 1 CX 1 X 2 - (C = 0) -Y as described above based on the total weight of the composition.
De préférence, outre le composé de formule (I), la composition peut comprendre : Preferably, in addition to the compound of formula (I), the composition may comprise:
• moins de 5% en poids d'un composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y, de préférence moins de 3% en poids, plus préférentiellement moins de 1% en poids, en particulier moins de 0,1% en poids, plus particulièrement moins de 5000 ppm en poids, de manière privilégiée moins de 1000 ppm en poids d'un composé de formule (IV) H 1 2C-CX1F-(C=0)-Y ou de formule (V) R^^CF-^OJ-Y sur base du poids total de la composition; Less than 5% by weight of a compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = 0) -Y, preferably less than 3% by weight, more preferably less than 1% by weight, in particular less than 0.1% by weight, more particularly less than 5000 ppm by weight, preferably less than 1000 ppm by weight of a compound of formula (IV) H 1 2 C-CX 1 F- (C = O) -Y or of formula (V) R ^^ CF-OJ-Y based on the total weight of the composition ;
· optionnellement ou non moins de 1000 ppm en poids d'un composé de formule (II) Optionally at least 1000 ppm by weight of a compound of formula (II)
R1R2C=CX1-(C=0)-Y ou de formule (III) HR1R2C-CX1X2-(C=0)-Y tel que décrit ci-dessus, avantageusement moins de 800 ppm en poids, de préférence moins de 500 ppm en poids, en particulier moins de 100 ppm en poids d'un composé de formule (II)
tel que décrit ci-dessus ; et · optionnellement ou non moins de 500 ppm d'eau en poids, avantageusement mois deR 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) HR 1 R 2 C-CX 1 X 2 - (C = O) -Y as described above, advantageously less than 800 ppm by weight, preferably less than 500 ppm by weight, in particular less than 100 ppm by weight of a compound of formula (II) as described above; and · optionally or not less than 500 ppm water by weight, advantageously months of
400 ppm d'eau, de préférence moins de 300 ppm d'eau, en particulier moins de 200 ppm d'eau en poids ; et 400 ppm water, preferably less than 300 ppm water, in particular less than 200 ppm water by weight; and
• optionnellement ou non moins de 500 ppm d'acide fluorhydrique en poids, avantageusement moins de 400 ppm d'acide fluorhydrique, de préférence moins de 300 ppm d'acide fluorhydrique, plus préférentiellement moins de 200 ppm d'acide fluorhydrique, en particulier moins de 100 ppm d'acide fluorhydrique en poids ; et Optionally at least 500 ppm of hydrofluoric acid by weight, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm hydrofluoric acid by weight; and
• optionnellement ou non moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, avantageusement moins de 75 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, de préférence moins de 50 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en particulier moins de 20 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, Optionally at least 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, advantageously less than 75 ppm of a hydrogen halide other than hydrofluoric acid, of preferably hydrogen chloride, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less than 20 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride,
en poids sur base du poids total de la composition. by weight based on the total weight of the composition.
Plus préférentiellement, outre le composé de formule (I), la composition comprend : More preferentially, in addition to the compound of formula (I), the composition comprises:
• moins de 5% en poids d'un composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y, de préférence moins de 3% en poids, plus préférentiellement moins de 1% en poids, en particulier moins de 0,1% en poids, plus particulièrement
moins de 5000 ppm en poids, de manière privilégiée moins de 1000 ppm en poids d'un composé de formule (IV) H 1 2C-CX1F-(C=0)-Y ou de formule (V) R^^CF-^OJ-Y sur base du poids total de la composition ; Less than 5% by weight of a compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = 0) -Y, preferably less than 3% by weight, more preferably less than 1% by weight, in particular less than 0.1% by weight, more particularly less than 5000 ppm by weight, preferably less than 1000 ppm by weight of a compound of formula (IV) H 1 2 C-CX 1 F- (C = O) -Y or of formula (V) R ^^ CF = OJ-Y based on the total weight of the composition;
• moins de 500 ppm d'eau en poids, avantageusement mois de 400 ppm d'eau, de préférence moins de 300 ppm d'eau, en particulier moins de 200 ppm d'eau en poids ; Less than 500 ppm water by weight, advantageously less than 400 ppm water, preferably less than 300 ppm water, in particular less than 200 ppm water by weight;
• optionnellement ou non moins de 500 ppm d'acide fluorhydrique en poids, avantageusement moins de 400 ppm d'acide fluorhydrique, de préférence moins de 300 ppm d'acide fluorhydrique, plus préférentiellement moins de 200 ppm d'acide fluorhydrique, en particulier moins de 100 ppm d'acide fluorhydrique en poids ; et · optionnellement ou non moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, avantageusement moins de 75 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, de préférence moins de 50 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en particulier moins de 20 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, Optionally at least 500 ppm of hydrofluoric acid by weight, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, more preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm hydrofluoric acid by weight; and optionally not less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, advantageously less than 75 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less than 20 ppm of a hydrogen halide other than that hydrofluoric acid, preferably hydrogen chloride,
• optionnellement ou non moins de 1000 ppm en poids d'un composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (III) HR1R2C-CX1X2-(C=0)-Y tel que décrit ci-dessus, avantageusement moins de 800 ppm en poids, de préférence moins de 500 ppm en poids, en particulier moins de 100 ppm en poids d'un composé de formule (II)
tel que décrit ci-dessus ; et en poids sur base du poids total de la composition. Optionally at least 1000 ppm by weight of a compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) HR 1 R 2 C-CX 1 X 2 - (C = O) -Y as described above, advantageously less than 800 ppm by weight, preferably less than 500 ppm by weight, in particular less than 100 ppm by weight of a compound of formula (II) as described above; and by weight based on the total weight of the composition.
En particulier, outre le composé de formule (I), la composition comprend : In particular, in addition to the compound of formula (I), the composition comprises:
• moins de 5% en poids d'un composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y, de préférence moins de 3% en poids, plus préférentiellement moins de 1% en poids, en particulier moins de 0,1% en poids, plus particulièrement moins de 5000 ppm en poids, de manière privilégiée moins de 1000 ppm en poids d'un composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R^^CF-^OJ-Y sur base du poids total de la composition ; Less than 5% by weight of a compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = 0) -Y, preferably less than 3% by weight, more preferably less than 1% by weight, in particular less than 0.1% by weight, more particularly less than 5000 ppm by weight, preferably less than 1000 ppm by weight of a compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R ^^ CF- ^ OJ-Y based on the total weight of the composition;
· moins de 500 ppm d'eau en poids, avantageusement mois de 400 ppm d'eau, de préférence moins de 300 ppm d'eau, en particulier moins de 200 ppm d'eau en poids ; Less than 500 ppm of water by weight, advantageously less than 400 ppm of water, preferably less than 300 ppm of water, in particular less than 200 ppm of water by weight;
• moins de 500 ppm d'acide fluorhydrique en poids, avantageusement moins de 400 ppm d'acide fluorhydrique, de préférence moins de 300 ppm d'acide fluorhydrique, plus
préférentiellement moins de 200 ppm d'acide fluorhydrique, en particulier moins de 100 ppm d'acide fluorhydrique en poids ; et Less than 500 ppm of hydrofluoric acid by weight, advantageously less than 400 ppm of hydrofluoric acid, preferably less than 300 ppm of hydrofluoric acid, plus preferably less than 200 ppm of hydrofluoric acid, in particular less than 100 ppm of hydrofluoric acid by weight; and
• moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, avantageusement moins de 75 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, de préférence moins de 50 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, en particulier moins de 20 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène, Less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, advantageously less than 75 ppm of a hydrogen halide other than hydrofluoric acid, preferably chloride hydrogen, preferably less than 50 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride, in particular less than 20 ppm of a hydrogen halide other than the acid hydrofluoric, preferably hydrogen chloride,
• optionnellement moins de 1000 ppm en poids d'un composé de formule (II) R1R2C=CX1- (C=0)-Y ou de formule (III) HR1R2C-CX1X2-(C=0)-Y tel que décrit ci-dessus, avantageusement moins de 800 ppm en poids, de préférence moins de 500 ppm en poids, en particulier moins de 100 ppm en poids d'un composé de formule (II)
tel que décrit ci-dessus ; et en poids sur base du poids total de la composition. Optionally less than 1000 ppm by weight of a compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) HR 1 R 2 C-CX 1 X 2 - (C = O) -Y as described above, advantageously less than 800 ppm by weight, preferably less than 500 ppm by weight, in particular less than 100 ppm by weight of a compound of formula (II) as described above; and by weight based on the total weight of the composition.
Avantageusement, ladite composition selon ce second aspect de l'invention est obtenue par le procédé selon le premier aspect de la présente invention. Advantageously, said composition according to this second aspect of the invention is obtained by the method according to the first aspect of the present invention.
Avantageusement, dans ladite composition, les composés de formule (I), (II), (III), (IV) et/ou (V) sont tels que : Advantageously, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that:
R1 et R2 sont indépendamment sélectionnés parmi H, F, Cl, Br, I, Ci-C2o-alkyle, C6-C2o-aryle et C2- C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; R 1 and R 2 are independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl;
X1 et X2 sont indépendamment sélectionnés parmi F, Cl, Br et I à la condition que X1 et X2 ne soient pas simultanément F ; X 1 and X 2 are independently selected from F, Cl, Br and I with the proviso that X 1 and X 2 are not simultaneously F;
Y est sélectionné parmi le groupe consistant en H, Ci-C2o-alkyle, Ci-C2o-haloalkyle, C6-C2o-aryle, - OH, -OR, -N H2, -NHR, -NR2, -SR, C3-C2o-cycloalkyle, C3-C2o-cycloalkényle et C2-C20-alkényle ; R est indépendamment sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle. Y is selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2, -NHR, -NR 2 , -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl; R is independently selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl.
De préférence, dans ladite composition, les composés de formule (I), (II), (III), (IV) et/ou (V) sont tels que R1 et R2 sont indépendamment sélectionnés parmi H, Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle. En particulier, dans ladite composition, les composés de formule (I), (II), (III), (IV) et/ou (V) sont tels que R1 et R2 sont indépendamment sélectionnés parmi H, Ci-Cio-alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-C10- cycloalkényle et C3-Cio-cycloalkyle. De manière privilégiée, dans ladite composition, les
composés de formule (I), (II), (III), (IV) et/ou (V) sont tels que R1 et R2 sont indépendamment sélectionnés parmi H, Ci-C3-alkyle, Ce-Cg-aryle et C2-C6-alkényle, C3-C6-cycloalkényle et C3-C6- cycloalkyle. De manière particulièrement privilégiée, dans ladite composition, les composés de formule (I), (II), (III), (IV) et/ou (V) sont tels que R1 et R2 sont H. Preferably, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that R 1 and R 2 are independently selected from H, C 1 -C 2 - alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl. In particular, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that R 1 and R 2 are independently selected from H, Ci-Cio- alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl. In a preferred manner, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that R 1 and R 2 are independently selected from H, C 1 -C 3 -alkyl, Ce-C 8 -aryl and C2-C6-alkenyl, C3-C6-cycloalkenyl and C3-C6-cycloalkyl. In a particularly preferred manner, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that R 1 and R 2 are H.
De préférence, dans ladite composition, les composés de formule (I), (II), (III), (IV) et/ou Preferably, in said composition, the compounds of formula (I), (II), (III), (IV) and / or
(V) sont tels que X1 et X2 sont indépendamment sélectionnés parmi F, Cl et Br à la condition que X1 et X2 ne soient pas simultanément F. Plus préférentiellement, dans ladite composition, les composés de formule (I), (II), (III), (IV) et/ou (V) sont tels que X1 et X2 sont indépendamment sélectionnés parmi F et Cl à la condition que X1 et X2 ne soient pas simultanément F. En particulier, dans ladite composition, les composés de formule (I), (II), (III), (IV) et/ou (V) sont tels que X1 et X2 sont Cl. (V) are such that X 1 and X 2 are independently selected from F, Cl and Br with the proviso that X 1 and X 2 are not simultaneously F. More preferably, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that X 1 and X 2 are independently selected from F and Cl with the proviso that X 1 and X 2 are not simultaneously F. In particular, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that X 1 and X 2 are Cl.
De préférence, dans ladite composition, les composés de formule (I), (II), (III), (IV) et/ou (V) sont tels que Y est sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, C1-C10- haloalkyle, C6-Ci0-aryle, -OH, -OR, -NH2, -NHR, -NR2, -SR, C3-Ci0-cycloalkyle, C3-C10- cycloalkényle et C2-Cio-alkényle. Plus préférentiellement, dans ladite composition, les composés de formule (I), (II), (III), (IV) et/ou (V) sont tels que Y est sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, Ci-Cio-haloalkyle, C6-Cio-aryle, -OH, -OR, C3-Cio-cycloalkyle, C3-C10- cycloalkényle et C2-Cio-alkényle. En particulier, dans ladite composition, les composés de formule (I), (II), (III), (IV) et/ou (V) sont tels que Y est sélectionné parmi le groupe consistant en H, -OH et -OR. Plus particulièrement, dans ladite composition, les composés de formule (I), (II), (III), (IV) et/ou (V) sont tels que Y est sélectionné parmi le groupe consistant en -OH et -OR. Preferably, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that Y is selected from the group consisting of H, Ci-Cio-alkyl , C 1 -C 1 0- haloalkyl, C 0 -C 6 -aryl, -OH, -OR, -NH 2, -NHR, -NR 2, -SR, -C 0 -C 3 -cycloalkyl, C3-C10- cycloalkenyl and C2-C10-alkenyl. More preferably, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that Y is selected from the group consisting of H, Ci-Cio-alkyl , Ci-Cio-haloalkyl, C6-Cio-aryl, -OH, -OR, C3-Cio-cycloalkyl, C3-C 1 0- cycloalkenyl and C2-Cio-alkenyl. In particular, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that Y is selected from the group consisting of H, -OH and -OR . More particularly, in said composition, the compounds of formula (I), (II), (III), (IV) and / or (V) are such that Y is selected from the group consisting of -OH and -OR.
De préférence, R est indépendamment sélectionné parmi le groupe consistant en C1-C10- alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-Cio-cycloalkényle et C3-Cio-cycloalkyle. En particulier, R est indépendamment sélectionné parmi le groupe consistant en Ci-Cio-alkyle et C6-Cio-aryle. Plus particulièrement, R est indépendamment sélectionné parmi le groupe consistant en Ci-C6-alkyle et C6-C8-aryle. De manière privilégiée, R est indépendamment sélectionné parmi le groupe consistant en Ci-C3-alkyle et C6-aryle. Preferably, R is independently selected from the group consisting of C 1 -C 10 -alkyl, C 6 -C 10 aryl and C 2 -C 10 -alkenyl, C 3 -C 10 -cycloalkenyl and C 3 -C 10 -cycloalkyl. In particular, R is independently selected from the group consisting of C1-C10-alkyl and C6-C10-aryl. More particularly, R is independently selected from the group consisting of C1-C6-alkyl and C6-C8-aryl. Preferably, R is independently selected from the group consisting of C 1 -C 3 -alkyl and C 6 -aryl.
Ainsi, la présente composition comprend un composé de formule (I)
Thus, the present composition comprises a compound of formula (I)
Y dans lequel Y in which
R1 et R2 étant indépendamment sélectionnés parmi H, F, Cl, Br, I, Ci-C2o-alkyle, C6-C2o-aryle et C2- C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; de préférence sélectionnés parmi H, Ci- C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; en particulier sélectionnés parmi H, Ci-Cio-alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-C10-
cycloalkényle et C3-Cio-cycloalkyle ; de manière privilégiée sélectionnés parmi H, Ci-C3-alkyle, C6- Cg-aryle et C2-C6-alkényle, C3-C6-cycloalkényle et C3-C6-cycloalkyle ; de manière particulièrement privilégiée 1 et R2 sont H ; R 1 and R 2 being independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; preferably selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; in particular selected from H, Ci-Cio-alkyl, C6-Cio-aryl and C2-Cio-alkenyl, C3-C 1 0- cycloalkenyl and C3-Cio-cycloalkyl; preferably selected from H, C1-C3-alkyl, C6-C8-aryl and C2-C6-alkenyl, C3-C6-cycloalkenyl and C3-C6-cycloalkyl; particularly preferably 1 and R 2 are H;
Y étant sélectionné parmi le groupe consistant en H, Ci-C2o-alkyle, Ci-C2o-haloalkyle, C6-C2o-aryle, -OH, -OR, -N H2, -NHR, -NR2, -SR, C3-C2o-cycloalkyle, C3-C2o-cycloalkényle et C2-C20-alkényle ; de préférence sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, Ci-Cio-haloalkyle, C6-C10- aryle, -OH, -OR, -NH2, -NHR, -NR2, -SR, C3-Ci0-cycloalkyle, C3-Ci0-cycloalkényle et C2-Ci0-alkényle ; plus préférentiellement sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, C1-C10- haloalkyle, C6-Cio-aryle, -OH, -OR, C3-Cio-cycloalkyle, C3-Cio-cycloalkényle et C2-Cio-alkényle ; en particulier sélectionné parmi le groupe consistant en H, -OH et -OR ; plus particulièrement Y est sélectionné parmi le groupe consistant en -OH et -OR ; Y being selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2, -NHR, -NR 2 , -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl; preferably selected from the group consisting of H, Ci-Cio-alkyl, Ci-Cio-haloalkyl, C6-C10 aryl, -OH, -OR, -NH 2, -NHR, -NR 2, -SR, -C 3 -C 0 -Cycloalkyl, C 3 -C 10 O -cycloalkenyl and C 2 -C 10 O -alkenyl; more preferably selected from the group consisting of H, C1-C10-alkyl, C1-C10-haloalkyl, C6-C10-aryl, -OH, -OR, C3-C10-cycloalkyl, C3-C10-cycloalkenyl and C2-C10- alkenyl; in particular selected from the group consisting of H, -OH and -OR; more particularly Y is selected from the group consisting of -OH and -OR;
R étant indépendamment sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; de préférence sélectionné parmi le groupe consistant en Ci-Cio-alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-Cio-cycloalkényle et C3-C10- cycloalkyle ; en particulier sélectionné parmi le groupe consistant en Ci-Cio-alkyle et C6-C10- aryle ; plus particulièrement sélectionné parmi le groupe consistant en Ci-C6-alkyle et Ce-Cg- aryle ; de manière privilégiée R est indépendamment sélectionné parmi le groupe consistant en Ci-C3-alkyle et C6-aryle. Wherein R is independently selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl; preferably selected from the group consisting of C1-C10-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl; in particular selected from the group consisting of C1-C10-alkyl and C6-C10-aryl; more particularly selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl; preferably, R is independently selected from the group consisting of C 1 -C 3 -alkyl and C 6 -aryl.
Si ladite composition comprend des composés de formule (II), (III), (IV) et/ou (V), ceux- ci sont tels que : If said composition comprises compounds of formula (II), (III), (IV) and / or (V), they are such that:
X1 et X2 étant indépendamment sélectionnés parmi F, Cl, Br et I à la condition que X1 et X2 ne soient pas simultanément F ; de préférence sélectionnés parmi F, Cl et Br à la condition que X1 et X2 ne soient pas simultanément F ; plus préférentiellement sélectionnés parmi F et Cl à la condition que X1 et X2 ne soient pas simultanément F ; en particulier X1 et X2 sont Cl ; X 1 and X 2 being independently selected from F, Cl, Br and I with the proviso that X 1 and X 2 are not simultaneously F; preferably selected from F, Cl and Br with the proviso that X 1 and X 2 are not simultaneously F; more preferably selected from F and Cl with the proviso that X 1 and X 2 are not simultaneously F; in particular X 1 and X 2 are Cl;
R1 et R2 étant indépendamment sélectionnés parmi H, F, Cl, Br, I, Ci-C2o-alkyle, C6-C2o-aryle et C2- C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; de préférence sélectionnés parmi H, Ci- C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; en particulier sélectionnés parmi H, Ci-Cio-alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-C10- cycloalkényle et C3-Cio-cycloalkyle ; de manière privilégiée sélectionnés parmi H, Ci-C3-alkyle, C6- Cg-aryle et C2-C6-alkényle, C3-C6-cycloalkényle et C3-C6-cycloalkyle ; de manière particulièrement privilégiée R1 et R2 sont H ; R 1 and R 2 being independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; preferably selected from H, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl; in particular selected from H, C1-Cio-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl; preferably selected from H, C1-C3-alkyl, C6-C8-aryl and C2-C6-alkenyl, C3-C6-cycloalkenyl and C3-C6-cycloalkyl; in a particularly preferred manner R 1 and R 2 are H;
Y étant sélectionné parmi le groupe consistant en H, Ci-C2o-alkyle, Ci-C2o-haloalkyle, C6-C2o-aryle, -OH, -OR, -NH2, -NHR, -NR2, -SR, C3-C2o-cycloalkyle, C3-C2o-cycloalkényle et C2-C20-alkényle ; de
préférence sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, Ci-Cio-haloalkyle, C6-C10- aryle, -OH, -OR, -NH2, -NHR, -NR2, -SR, C3-Ci0-cycloalkyle, C3-Ci0-cycloalkényle et C2-Ci0-alkényle ; plus préférentiellement sélectionné parmi le groupe consistant en H, Ci-Cio-alkyle, C1-C10- haloalkyle, C6-Cio-aryle, -OH, -OR, C3-Cio-cycloalkyle, C3-Cio-cycloalkényle et C2-Cio-alkényle ; en particulier sélectionné parmi le groupe consistant en H, -OH et -OR ; plus particulièrement Y est sélectionné parmi le groupe consistant en -OH et -OR ; Y being selected from the group consisting of H, C 1 -C 20 -alkyl, C 1 -C 20 -haloalkyl, C 6 -C 20 -aryl, -OH, -OR, -NH 2 , -NHR, -NR 2 , -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl; of preferably selected from the group consisting of H, C 1 -C 10 -alkyl, C 1 -C 10 -haloalkyl, C 6 -C 10 -aryl, -OH, -OR, -NH 2 , -NHR, -NR 2 , -SR, C 3 - C 0 -C cycloalkyl, C 3 -C 10 O -cycloalkenyl and C 2 -C 10 O -alkenyl; more preferably selected from the group consisting of H, C1-C10-alkyl, C1-C10-haloalkyl, C6-C10-aryl, -OH, -OR, C3-C10-cycloalkyl, C3-C10-cycloalkenyl and C2-C10- alkenyl; in particular selected from the group consisting of H, -OH and -OR; more particularly Y is selected from the group consisting of -OH and -OR;
R étant indépendamment sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; de préférence sélectionné parmi le groupe consistant en Ci-Cio-alkyle, C6-Cio-aryle et C2-Cio-alkényle, C3-Cio-cycloalkényle et C3-C10- cycloalkyle ; en particulier sélectionné parmi le groupe consistant en Ci-Cio-alkyle et C6-C10- aryle ; plus particulièrement sélectionné parmi le groupe consistant en Ci-C6-alkyle et Ce-Cg- aryle ; de manière privilégiée R est indépendamment sélectionné parmi le groupe consistant en Ci-C3-alkyle et C6-aryle. Wherein R is independently selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl; preferably selected from the group consisting of C1-C10-alkyl, C6-C10-aryl and C2-C10-alkenyl, C3-C10-cycloalkenyl and C3-C10-cycloalkyl; in particular selected from the group consisting of C1-C10-alkyl and C6-C10-aryl; more particularly selected from the group consisting of C1-C6-alkyl and Ce-C8-aryl; preferably, R is independently selected from the group consisting of C 1 -C 3 -alkyl and C 6 -aryl.
En particulier, la composition comprend un composé de formule (I)
dans lequel R1 et R2 étant H ; Y étant sélectionné parmi le groupe consistant en -OH et -OR ; R étant indépendamment sélectionné parmi le groupe consistant en Ci-C3-alkyle et C6-aryle. Ladite composition peut également comprendre des composés de formule (II), (III), (IV) et/ou (V) telles que R1 et R2 étant H ; Y étant sélectionné parmi le groupe consistant en -OH et -OR ; R étant indépendamment sélectionné parmi le groupe consistant en Ci-C3-alkyle et C6-aryle ; et X1 et X2 étant Cl. In particular, the composition comprises a compound of formula (I) wherein R 1 and R 2 are H; Y being selected from the group consisting of -OH and -OR; R being independently selected from the group consisting of C1-C3-alkyl and C6-aryl. Said composition may also comprise compounds of formula (II), (III), (IV) and / or (V) such that R 1 and R 2 being H; Y being selected from the group consisting of -OH and -OR; R being independently selected from the group consisting of C1-C3-alkyl and C6-aryl; and X 1 and X 2 being Cl.
La composition selon le second aspect de la présente peut être obtenue selon le procédé décrit selon le premier aspect de l'invention. The composition according to the second aspect of the present invention may be obtained according to the method described according to the first aspect of the invention.
Selon un troisième aspect de la présente invention, la composition selon le second aspect de la présente invention est utilisée comme solvant dans une composition électrolytique. La composition électrolytique est de préférence utilisée dans une batterie. En particulier, la composition électrolytique est utilisée dans une batterie Li-ion. Selon un mode de réalisation préféré, la composition électrolytique comprend outre la présente composition utilisée comme solvant, au moins un sel de lithium. De préférence, ledit au moins un sel de lithium est sélectionné parmi le groupe consistant en L1PF6, LiBF4, CH3COOL1, CH3SO3L1, CF3SO3L1, CF3COOL1, L12B12F12, L1BC4O8, LiAsF6, LÏ2SÏF6, Û2PFO3, L1CIO4, bis(trifluoromethanesulfonyl)imidure de lithium, bis(fluorosulfonyl)imidure de Lithium, 2-trifluorométhyl-4,5-dicyano-imidazolate de lithium, 2- pentafluoroéthyl-4,5-dicyano-imidazolate de lithium.
La composition selon le second aspect de la présente invention peut également être utilisée comme additif dans une composition électrolytique. La composition électrolytique est de préférence utilisée dans une batterie. En particulier, la composition électrolytique est utilisée dans une batterie Li-ion. Selon un mode de réalisation préféré, la composition électrolytique comprend outre la présente composition utilisée comme solvant, au moins un sel de lithium. De préférence, ledit au moins un sel de lithium est sélectionné parmi le groupe consistant en LiPF6, LiBF4, CH3COOL1, CH3SO3L1, CF3SO3L1, CF3COOL1, U2B12F12, LiBC408, LiAsF6, Li2SiF6, Li2PF03, L1CIO4, bis(trifluoromethanesulfonyl)imidure de lithium, bis(fluorosulfonyl)imidure de Lithium, 2- trifluorométhyl-4,5-dicyano-imidazolate de lithium, 2-pentafluoroéthyl-4,5-dicyano- imidazolate de lithium. According to a third aspect of the present invention, the composition according to the second aspect of the present invention is used as a solvent in an electrolytic composition. The electrolytic composition is preferably used in a battery. In particular, the electrolytic composition is used in a Li-ion battery. According to a preferred embodiment, the electrolytic composition comprises in addition to the present composition used as a solvent, at least one lithium salt. Preferably, said at least one lithium salt is selected from the group consisting L1PF6, LiBF 4, CH3COOL1, CH3SO3L1, CF3SO3L1, CF3COOL1, L12B12F12, L1BC4O8, LiAsF 6, LÏ2SÏF6, Û2PFO3, L1CIO4, bis (trifluoromethanesulfonyl) lithium imide, Lithium bis (fluorosulfonyl) imide, lithium 2-trifluoromethyl-4,5-dicyanoimidazolate, lithium 2-pentafluoroethyl-4,5-dicyanoimidazolate. The composition according to the second aspect of the present invention may also be used as an additive in an electrolytic composition. The electrolytic composition is preferably used in a battery. In particular, the electrolytic composition is used in a Li-ion battery. According to a preferred embodiment, the electrolytic composition comprises in addition to the present composition used as a solvent, at least one lithium salt. Preferably, said at least one lithium salt is selected from the group consisting of LiPF 6, LiBF 4, CH3COOL1, CH3SO3L1, CF3SO3L1, CF3COOL1, U2B12F12, libc 4 0 8, LiAsF 6, Li 2 SiF 6, Li 2 PF0 3 L1CIO4, lithium bis (trifluoromethanesulfonyl) imide, lithium bis (fluorosulfonyl) imide, lithium 2-trifluoromethyl-4,5-dicyanoimidazolate, lithium 2-pentafluoroethyl-4,5-dicyanoimidazolate.
Exemples Examples
Exemple 1 - Synthèse de l'acide 2,2-difluoropropionique Example 1 Synthesis of 2,2-difluoropropionic acid
L'équipement utilisé est compose d'un autoclave en Inox 316L d'une capacité de 0,8L surmonté d'un condenseur et d'une vanne de régulation de la pression. L'autoclave est immergé dans de l'azote liquide et les constituants suivants sont introduits successivement : 140 g (7,0 mol) d'acide fluorhydrique, 100 g (0,7 mol) d'acide 2,2-dichloropropionique et de 13,3 g (0,07) mol de tétrachlorure de titane (TiCI4). La température de l'autoclave est ensuite portée à la température ambiante (25°C). L'autoclave est ensuite immergé dans un bain d'huile et la température est portée à 125°C tandis que la température du condenseur est maintenue à environ 17°C. La pression est fixée à 20 bara. Pendant la réaction les produits volatils sont éliminés en continu, lavés dans un laveur à eau et collectés. Après 15h de réaction, l'autoclave est refroidi jusqu'à la température ambiante. Celui-ci est ensuite dégazé et les produits de réaction sont lavés, séchés et analysés par chromatographie en phase gazeuse. The equipment used consists of a 316L stainless steel autoclave with a capacity of 0.8L surmounted by a condenser and a pressure regulating valve. The autoclave is immersed in liquid nitrogen and the following constituents are successively introduced: 140 g (7.0 mol) of hydrofluoric acid, 100 g (0.7 mol) of 2,2-dichloropropionic acid and 13.3 g (0.07) mol of titanium tetrachloride (TiCl 4 ). The temperature of the autoclave is then raised to room temperature (25 ° C). The autoclave is then immersed in an oil bath and the temperature is raised to 125 ° C while the temperature of the condenser is maintained at about 17 ° C. The pressure is set at 20 bara. During the reaction the volatiles are continuously removed, washed in a water scrubber and collected. After 15 hours of reaction, the autoclave is cooled to room temperature. This is then degassed and the reaction products are washed, dried and analyzed by gas chromatography.
Le rendement en acide 2,2-difluoropropionique, exprimé par le rapport du nombre de moles d'acide 2,2-difluoropropionique détecté sur le nombre de moles d'acide 2,2- dichloropropionique introduites initialement, est de 77,6%. Après distillation et séchage, la pureté de l'acide 2,2-difluoropropionique est supérieure à 99 %. La teneur en poids de 2-chloro- 2-fluoropropionate d'éthyle est de 320 ppm, la teneur en poids de HF est de 23 ppm, la teneur en poids d'eau est de 52 ppm et la teneur en poids d'HCI est de 5 ppm. The yield of 2,2-difluoropropionic acid, expressed as the ratio of the number of moles of 2,2-difluoropropionic acid detected to the number of moles of 2,2-dichloropropionic acid initially introduced, is 77.6%. After distillation and drying, the purity of 2,2-difluoropropionic acid is greater than 99%. The content by weight of ethyl 2-chloro-2-fluoropropionate is 320 ppm, the weight content of HF is 23 ppm, the content by weight of water is 52 ppm and the content by weight of HCl is 5 ppm.
Exemple 2 - Synthèse du 2,2-difluoropropionate d'éthyle CH3CF2CO2CH2CH3
L'équipement utilisé est similaire à celui décrit à l'exemple 1. L'autoclave est immergé dans de l'azote liquide et les constituants suivants sont introduits successivement : 140 g (7,0 mol) d'acide fluorhydrique, 100 g (0,58 mol) de 2,2-dichloropropionate d'éthyle (CH3CCI2CO2CH2CH3) et de 18,2 g (0,07 mol) de tétrachlorure d'étain SnCI4. L'autoclave est ensuite immergé dans un bain d'huile et la température est portée à 125°C tandis que la température du condenseur est maintenue à environ 17°C. La pression est fixée à 20 bara. Pendant la réaction les produits volatils sont éliminés en continu, lavés dans un laveur à eau et collectés. Après 15h de réaction, l'autoclave est refroidi jusqu'à la température ambiante. Celui- ci est ensuite dégazé et les produits de réaction sont lavés, séchés et analysés par chromatographie en phase gazeuse. Example 2 Synthesis of Ethyl 2,2-difluoropropionate CH3CF2CO2CH2CH3 The equipment used is similar to that described in Example 1. The autoclave is immersed in liquid nitrogen and the following constituents are introduced successively: 140 g (7.0 mol) of hydrofluoric acid, 100 g ( 0.58 mol) of ethyl 2,2-dichloropropionate (CH3CCI2CO2CH2CH3) and 18.2 g (0.07 mol) of SnCI 4 tin tetrachloride. The autoclave is then immersed in an oil bath and the temperature is raised to 125 ° C while the temperature of the condenser is maintained at about 17 ° C. The pressure is set at 20 bara. During the reaction the volatiles are continuously removed, washed in a water scrubber and collected. After 15 hours of reaction, the autoclave is cooled to room temperature. This is then degassed and the reaction products are washed, dried and analyzed by gas chromatography.
Le rendement en 2,2-difluoropropionate d'éthyle, exprimé par le rapport du nombre de moles de 2,2-difluoropropioniate d'éthyle détecté sur le nombre de moles de 2,2- dichloropropioniate d'éthyle introduites initialement, est de 62,9%. Après distillation et séchage, la pureté de 2,2-difluoropropionate d'éthyle est supérieure à 99 %. La teneur en poids de 2-chloro-2-fluoropropionate d'éthyle est de 287 ppm, la teneur en poids de HF est de 17 ppm, la teneur en poids d'eau est de 43 ppm et la teneur en poids d'HCI est de 4 ppm. The yield of ethyl 2,2-difluoropropionate, expressed as the ratio of the number of moles of ethyl 2,2-difluoropropionate detected to the number of moles of ethyl 2,2-dichloropropionate initially introduced, is 62.degree. , 9%. After distillation and drying, the purity of ethyl 2,2-difluoropropionate is greater than 99%. The content by weight of ethyl 2-chloro-2-fluoropropionate is 287 ppm, the weight content of HF is 17 ppm, the content by weight of water is 43 ppm and the content by weight of HCl is 4 ppm.
Exemple 3 - Synthèse du 2,2-difluoropropionate d'éthyle CH3CF2CO2CH2CH3 L'équipement utilisé est composé d'un réacteur à double enveloppe d'une capacité deExample 3 Synthesis of Ethyl 2,2-difluoropropionate CH3CF2CO2CH2CH3 The equipment used is composed of a jacketed reactor with a capacity of
2,0L équipé d'un agitateur mécanique, d'un dispositif de mesure de la température et surmonté d'une colonne de distillation avec tête de reflux et réfrigérant permettant une distillation azéotropique. Dans le réacteur préalablement séché et balayé à l'azote, on introduit successivement : 220 g (2,0 mol) d'acide 2,2-difluoropropionique, 2 g (0,02 mol) d'acide sulfurique, 600 ml de cyclohexane et 369 g (8,0 mol) d'éthanol. La réaction est effectuée sous pression atmosphérique en alimentant la double enveloppe avec un fluide caloporteur à une température de 80°C. Après 6 heures de réaction, on neutralise l'excès d'acide et on élimine le cyclohexane et l'excès d'éthanol sous pression réduite (P = 200 mbar). Les produits de réactions sont séchés et analysés par chromatographie en phase gazeuse. Le rendement en 2,2- difluoropropionate d'éthyle, exprimé par le rapport du nombre de moles de 2,2- difluoropropioniate d'éthyle détecté sur le nombre de moles d'acide 2,2-difluoropropionique introduites initialement, est de 91,6 %. Après distillation la pureté de 2,2-difluoropropionate d'éthyle est supérieure à 98,3 %.
2.0L equipped with a mechanical stirrer, a temperature measuring device and surmounted by a distillation column with reflux head and refrigerant allowing azeotropic distillation. In the reactor, previously dried and swept with nitrogen, is introduced successively: 220 g (2.0 mol) of 2,2-difluoropropionic acid, 2 g (0.02 mol) of sulfuric acid, 600 ml of cyclohexane and 369 g (8.0 mol) of ethanol. The reaction is carried out under atmospheric pressure by feeding the jacket with a heat transfer fluid at a temperature of 80 ° C. After 6 hours of reaction, the excess acid is neutralized and cyclohexane and excess ethanol are removed under reduced pressure (P = 200 mbar). The reaction products are dried and analyzed by gas chromatography. The yield of ethyl 2,2-difluoropropionate, expressed as the ratio of the number of moles of 2,2-difluoropropionate of ethyl detected on the number of moles of 2,2-difluoropropionic acid initially introduced, is 91, 6%. After distillation, the purity of ethyl 2,2-difluoropropionate is greater than 98.3%.
Claims
1. Procédé pour la préparation d'un composé de formule (I)
comprenant les étapes de : 1. Process for the preparation of a compound of formula (I) comprising the steps of:
a) mise en contact d'un composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (III) HR1R2C- CX^-^OJ-Y avec de l'acide fluorhydrique ; a) contacting a compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) HR 1 R 2 C-CX 2 -O OJ-Y with hydrofluoric acid;
R1 et R2 étant indépendamment sélectionnés parmi H, F, Cl, Br, I, Ci-C2o-alkyle, C6-C2o-aryle et C2- C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; R 1 and R 2 being independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl;
X1 et X2 étant indépendamment sélectionnés parmi F, Cl, Br et I à la condition que X1 et X2 ne soient pas simultanément F ; X 1 and X 2 being independently selected from F, Cl, Br and I with the proviso that X 1 and X 2 are not simultaneously F;
Y étant sélectionné parmi le groupe consistant en H, Ci-C2o-alkyle, Ci-C2o-haloalkyle, C6-C2o-aryle, Y being selected from the group consisting of H, C1-C20-alkyl, C1-C20-haloalkyl, C6-C20-aryl,
-OH, -OR, -N H2, -NHR, -NR2, -SR, C3-C2o-cycloalkyle, C3-C2o-cycloalkényle et C2-C20-alkényle ;-OH, -OR, -N H2, -NHR, -NR 2 , -SR, C 3 -C 2 o -cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl;
R étant indépendamment sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle ; et Wherein R is independently selected from the group consisting of C1-C20-alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl; and
b) récupération d'un courant A comprenant ledit composé (I). b) recovering a stream A comprising said compound (I).
2. Procédé selon la revendication 1 caractérisé en ce que Y est -OH ou -OR. 2. Method according to claim 1 characterized in that Y is -OH or -OR.
3. Procédé selon l'une quelconque des revendications précédentes caractérisé en ce que R1 est H et R2 est H. 3. Method according to any one of the preceding claims characterized in that R 1 is H and R 2 is H.
4. Procédé selon l'une quelconque des revendications précédentes caractérisé en ce qu'il est mis en œuvre en présence d'un catalyseur. 4. Process according to any one of the preceding claims, characterized in that it is carried out in the presence of a catalyst.
5. Procédé selon l'une quelconque des revendications précédentes caractérisé en ce qu'il comprend les étapes de : 5. Method according to any one of the preceding claims, characterized in that it comprises the steps of:
al) mise en contact du composé de formule (II) R1R2C=CX1-(C=0)-Y ou de formule (III) HRXR2C- CX^-^OJ-Y avec de l'acide fluorhydrique dans des conditions efficaces pour former un composé de formule (IV) HR^C-CX^-^OJ-Y ou de formule (V) R^C^F-^OJ-Y avec R1, R2, Y étant tels que définis à la revendication 1 et X1 est Cl, Br et I; et al) contacting the compound of formula (II) R 1 R 2 C = CX 1 - (C = O) -Y or of formula (III) HR X R 2 C- CX ^ - ^ OJ-Y with hydrofluoric acid under conditions effective to form a compound of formula (IV) ## STR2 ## or of formula (V) ## STR1 ## with R 1 , R 2 , Y being as defined in claim 1 and X 1 is Cl, Br and I; and
a2) mise en contact dudit composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y obtenu à l'étape al) avec de l'acide fluorhydrique dans des conditions
efficaces pour former ledit courant A comprenant ledit composé de formule (I) HR1R2C-CF2- (C=0)-Y, et a2) contacting said compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = O) -Y obtained in step a1) with hydrofluoric acid under conditions effective to form said stream A comprising said compound of formula (I) HR 1 R 2 C-CF 2 - (C = O) -Y, and
b) récupération dudit courant A comprenant ledit composé (I). b) recovering said stream A comprising said compound (I).
6. Procédé selon la revendication précédente caractérisé en ce que la composition A obtenue à l'étape a2) comprend moins de 15% en poids de composé de formule (IV) HR1R2C-CX1F-(C=0)-Y ou de formule (V) R1R2C=CF-(C=0)-Y sur base du poids total des composés de formule (I), (IV) ou (IV) ; avantageusement moins de 10% en poids sur base du poids total des composés de formule (I), (IV) ou (IV). 6. Method according to the preceding claim characterized in that the composition A obtained in step a2) comprises less than 15% by weight of compound of formula (IV) HR 1 R 2 C-CX 1 F- (C = O) -Y or of formula (V) R 1 R 2 C = CF- (C = O) -Y on the basis of the total weight of the compounds of formula (I), (IV) or (IV); advantageously less than 10% by weight based on the total weight of the compounds of formula (I), (IV) or (IV).
7. Procédé selon la revendication 5 ou 6 caractérisé en ce que ledit courant A récupéré à l'étape b) est purifié dans des conditions efficaces pour former une composition B comprenant un composé de formule (I)
moins de 1000 ppm d'un composé de formule (IV) HR^C-CX^-^OJ-Y OU de formule (V) R1R2C=CF-(C=0)-Y et optionnellement moins de 500 ppm d'eau et optionnellement moins de 500 ppm d'acide fluorhydrique et optionnellement moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène. 7. The method of claim 5 or 6 characterized in that said stream A recovered in step b) is purified under conditions effective to form a composition B comprising a compound of formula (I) less than 1000 ppm of a compound of formula (IV) ## STR1 ## of formula (V) R 1 R 2 C = CF- (C = O) -Y and optionally less than 500 ppm of water and optionally less than 500 ppm of hydrofluoric acid and optionally less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride.
8. Procédé selon l'une quelconque des revendications précédentes caractérisé en ce que dans les composés de formule (I), (II), (III) et optionnellement (IV) et (V), Y est -OH ; et le composé de formule (I) dans lequel Y est -OH est traité dans des conditions efficaces pour former un composé de formule (I) dans lequel Y est -OR, R étant sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle. 8. Process according to any one of the preceding claims, characterized in that in the compounds of formula (I), (II), (III) and optionally (IV) and (V), Y is -OH; and the compound of formula (I) wherein Y is -OH is treated under conditions effective to form a compound of formula (I) wherein Y is -OR, R being selected from the group consisting of C 1 -C 20 alkyl, C6-C20-aryl and C2-C20-alkenyl, C3-C20-cycloalkenyl and C3-C20-cycloalkyl.
9. Procédé selon la revendication précédente caractérisé en ce que R est un Ci-C6-alkyle, de préférence R est -CH3, -CH2CH3, -CH2CH2CH3. 9. Process according to the preceding claim, characterized in that R is a C 1 -C 6 -alkyl, preferably R is -CH 3 , -CH 2 CH 3 , -CH 2 CH 2 CH 3 .
10. Composition comprenant un composé de formule (I)
moins de 1000 ppm d'un composé de formule (IV) HR^C-CX^-^OJ-Y ou de formule (V) R1R2C=CF-(C=0)-Y et optionnellement ou non moins de 500 ppm d'eau et optionnellement ou non moins de 500 ppm d'acide fluorhydrique et optionnellement ou non moins de 100 ppm d'un halogénure d'hydrogène autre que l'acide fluorhydrique, de préférence de chlorure d'hydrogène; avec
R1 et R2 étant indépendamment sélectionnés parmi H, F, Cl, Br, I, Ci-C2o-alkyle, C6-C2o-aryle et C2- C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle, de préférence R1 et R2 = H ; 10. Composition comprising a compound of formula (I) less than 1000 ppm of a compound of formula (IV) ## STR1 ## or of formula (V) R 1 R 2 C = CF- (C = O) -Y and optionally or not less 500 ppm of water and optionally not less than 500 ppm of hydrofluoric acid and optionally not less than 100 ppm of a hydrogen halide other than hydrofluoric acid, preferably hydrogen chloride; with Wherein R 1 and R 2 are independently selected from H, F, Cl, Br, I, C 1 -C 20 -alkyl, C 6 -C 20 -aryl and C 2 -C 20 -alkenyl, C 3 -C 20 -cycloalkenyl and C 3 -C 20 -cycloalkyl, preferably R 1 and R 2 = H;
X1 étant sélectionné parmi Cl, Br et I, de préférence X1 est Cl ; X 1 being selected from Cl, Br and I, preferably X 1 is Cl;
Y étant sélectionné parmi le groupe consistant en H, Ci-C2o-alkyle, Ci-C2o-haloalkyle, C6-C2o-aryle, -OH, -OR, -N H2, -N HR, -N R2, -SR, C3-C2o-cycloalkyle, C3-C2o-cycloalkényle et C2-C20-alkényle, de préférence Y est -OH ou -OR ; Y is selected from the group consisting of H, Ci-C2o-alkyl, Ci-C2o-haloalkyl, C6-C2o-aryl, -OH, -OR, -N H2, -N HR, -NR 2, -SR, C 3 -C 2 o-cycloalkyl, C 3 -C 2 o -cycloalkenyl and C 2 -C 20 -alkenyl, preferably Y is -OH or -OR;
R étant indépendamment sélectionné parmi le groupe consistant en Ci-C2o-alkyle, C6-C2o-aryle et C2-C2o-alkényle, C3-C2o-cycloalkényle et C3-C2o-cycloalkyle, de préférence R est Ci-C6-alkyle, en particulier R est -CH3, -CH2CH3, -CH2CH2CH3. Wherein R is independently selected from the group consisting of C 1 -C 20 alkyl, C 6 -C 20 aryl and C 2 -C 20 alkenyl, C 3 -C 20 cycloalkenyl and C 3 -C 20 cycloalkyl, preferably R is C 1 -C 6 alkyl, especially R is -CH 3 , -CH 2 CH 3 , -CH 2 CH 2 CH 3 .
11. Utilisation de la composition selon la revendication 10 comme solvant dans une composition électrolytique dans une batterie, de préférence une batterie Lithium-ion.
11. Use of the composition according to claim 10 as a solvent in an electrolytic composition in a battery, preferably a lithium-ion battery.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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FR1754557A FR3066760B1 (en) | 2017-05-23 | 2017-05-23 | PROCESS FOR THE PREPARATION OF FLUOROORGANIC COMPOUNDS. |
PCT/EP2018/063316 WO2018215418A1 (en) | 2017-05-23 | 2018-05-22 | Method for preparing fluoroorganic compounds |
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EP3630716A1 true EP3630716A1 (en) | 2020-04-08 |
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ID=59699830
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EP18724898.4A Pending EP3630716A1 (en) | 2017-05-23 | 2018-05-22 | Method for preparing fluoroorganic compounds |
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US (1) | US11981634B2 (en) |
EP (1) | EP3630716A1 (en) |
CN (1) | CN110662735B (en) |
FR (1) | FR3066760B1 (en) |
IL (1) | IL270782B2 (en) |
WO (1) | WO2018215418A1 (en) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5569501A (en) | 1978-11-21 | 1980-05-26 | Otsuka Yakuhin Kogyo Kk | Herbicide |
DE3326210A1 (en) | 1983-07-21 | 1985-01-31 | Bayer Ag, 5090 Leverkusen | METHOD FOR THE PRODUCTION OF FLUOROCARBONIC ACIDS |
DE3904707A1 (en) | 1989-02-16 | 1990-08-23 | Bayer Ag | METHOD FOR FLUORINATING ACRYLIC ACID AND DERIVATIVES THEREOF AND NEW FLUORINATED ESTERS OF 2,3-DIFLUOROPROPIONIC ACID |
JP3367861B2 (en) * | 1997-04-15 | 2003-01-20 | セントラル硝子株式会社 | Method for producing 3,3-dichloro-1,1,1-trifluoroacetone |
FR2808268B1 (en) | 2000-04-26 | 2002-08-30 | Atofina | IONIC LIQUIDS DERIVED FROM TITANIUM, NIOBIUM, TANTALUM, TIN OR ANTIMONY LEWIS ACIDS AND THEIR APPLICATIONS |
FR2812632B1 (en) | 2000-08-07 | 2003-03-07 | Solvay | PROCESS FOR THE SYNTHESIS OF FLUOROORGANIC COMPOUNDS |
FR2975694B1 (en) * | 2011-05-24 | 2013-08-02 | Arkema France | PROCESS FOR THE PREPARATION OF BIS (FLUOROSULFONYL) IMIDURE OF LITHIUM |
JP5923747B2 (en) * | 2013-12-04 | 2016-05-25 | パナソニックIpマネジメント株式会社 | Sodium secondary battery |
-
2017
- 2017-05-23 FR FR1754557A patent/FR3066760B1/en active Active
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2018
- 2018-05-22 CN CN201880034407.2A patent/CN110662735B/en active Active
- 2018-05-22 EP EP18724898.4A patent/EP3630716A1/en active Pending
- 2018-05-22 WO PCT/EP2018/063316 patent/WO2018215418A1/en active Application Filing
- 2018-05-22 IL IL270782A patent/IL270782B2/en unknown
- 2018-05-22 US US16/615,708 patent/US11981634B2/en active Active
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CN110662735B (en) | 2024-08-06 |
US11981634B2 (en) | 2024-05-14 |
FR3066760A1 (en) | 2018-11-30 |
US20200223777A1 (en) | 2020-07-16 |
FR3066760B1 (en) | 2020-05-22 |
WO2018215418A1 (en) | 2018-11-29 |
CN110662735A (en) | 2020-01-07 |
IL270782B2 (en) | 2023-10-01 |
IL270782B1 (en) | 2023-06-01 |
IL270782A (en) | 2020-01-30 |
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