DE2537681C2 - Verfahren zur Isolierung der isomeren 1,4-Dibrom-epoxy-cyclohexene - Google Patents
Verfahren zur Isolierung der isomeren 1,4-Dibrom-epoxy-cyclohexeneInfo
- Publication number
- DE2537681C2 DE2537681C2 DE2537681A DE2537681A DE2537681C2 DE 2537681 C2 DE2537681 C2 DE 2537681C2 DE 2537681 A DE2537681 A DE 2537681A DE 2537681 A DE2537681 A DE 2537681A DE 2537681 C2 DE2537681 C2 DE 2537681C2
- Authority
- DE
- Germany
- Prior art keywords
- endo
- exo
- compound
- solvent
- dibromo
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims description 13
- BIPROFKQTMTXIG-UHFFFAOYSA-N 3,6-dibromo-7-oxabicyclo[4.1.0]hept-1-ene Chemical class BrC12C(=CC(CC1)Br)O2 BIPROFKQTMTXIG-UHFFFAOYSA-N 0.000 title claims description 8
- 238000002955 isolation Methods 0.000 title claims description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 30
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims description 30
- 150000001875 compounds Chemical class 0.000 claims description 22
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 21
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 18
- 239000002904 solvent Substances 0.000 claims description 17
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 15
- 238000006317 isomerization reaction Methods 0.000 claims description 14
- 150000003842 bromide salts Chemical class 0.000 claims description 13
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 10
- 230000031709 bromination Effects 0.000 claims description 10
- 238000005893 bromination reaction Methods 0.000 claims description 10
- 239000003960 organic solvent Substances 0.000 claims description 10
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 8
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 claims description 8
- 239000012452 mother liquor Substances 0.000 claims description 8
- 239000003208 petroleum Substances 0.000 claims description 8
- QLQSJLSVPZCPPZ-UHFFFAOYSA-N 7-oxabicyclo[4.1.0]hept-3-ene Chemical compound C1C=CCC2OC12 QLQSJLSVPZCPPZ-UHFFFAOYSA-N 0.000 claims description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- 230000003197 catalytic effect Effects 0.000 claims description 6
- 238000001640 fractional crystallisation Methods 0.000 claims description 6
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 claims description 5
- 229910001503 inorganic bromide Inorganic materials 0.000 claims description 4
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 4
- 238000011067 equilibration Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 17
- 239000000243 solution Substances 0.000 description 12
- 238000002425 crystallisation Methods 0.000 description 7
- 230000008025 crystallization Effects 0.000 description 6
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 125000001246 bromo group Chemical group Br* 0.000 description 5
- 239000013078 crystal Substances 0.000 description 5
- 239000000741 silica gel Substances 0.000 description 5
- 229910002027 silica gel Inorganic materials 0.000 description 5
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 4
- PCLIMKBDDGJMGD-UHFFFAOYSA-N N-bromosuccinimide Chemical compound BrN1C(=O)CCC1=O PCLIMKBDDGJMGD-UHFFFAOYSA-N 0.000 description 4
- KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 4
- UDUYERSGOVZJPD-UHFFFAOYSA-N anti-benzene trioxide Chemical compound C12OC2C2OC2C2C1O2 UDUYERSGOVZJPD-UHFFFAOYSA-N 0.000 description 4
- -1 cyclic aliphatic Ethers Chemical class 0.000 description 4
- MGNZXYYWBUKAII-UHFFFAOYSA-N cyclohexa-1,3-diene Chemical compound C1CC=CC=C1 MGNZXYYWBUKAII-UHFFFAOYSA-N 0.000 description 4
- KZNICNPSHKQLFF-UHFFFAOYSA-N succinimide Chemical compound O=C1CCC(=O)N1 KZNICNPSHKQLFF-UHFFFAOYSA-N 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000012074 organic phase Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- HWCKGOZZJDHMNC-UHFFFAOYSA-M tetraethylammonium bromide Chemical compound [Br-].CC[N+](CC)(CC)CC HWCKGOZZJDHMNC-UHFFFAOYSA-M 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- ANLMVXSIPASBFL-UHFFFAOYSA-N Streptamin D Natural products NC1C(O)C(N)C(O)C(O)C1O ANLMVXSIPASBFL-UHFFFAOYSA-N 0.000 description 2
- 239000003242 anti bacterial agent Substances 0.000 description 2
- 229940088710 antibiotic agent Drugs 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003115 biocidal effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000011081 inoculation Methods 0.000 description 2
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000005445 natural material Substances 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- ANLMVXSIPASBFL-FAEUDGQSSA-N streptamine Chemical compound N[C@H]1[C@H](O)[C@@H](N)[C@H](O)[C@@H](O)[C@@H]1O ANLMVXSIPASBFL-FAEUDGQSSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229960002317 succinimide Drugs 0.000 description 2
- 125000005207 tetraalkylammonium group Chemical group 0.000 description 2
- QIVUCLWGARAQIO-OLIXTKCUSA-N (3s)-n-[(3s,5s,6r)-6-methyl-2-oxo-1-(2,2,2-trifluoroethyl)-5-(2,3,6-trifluorophenyl)piperidin-3-yl]-2-oxospiro[1h-pyrrolo[2,3-b]pyridine-3,6'-5,7-dihydrocyclopenta[b]pyridine]-3'-carboxamide Chemical compound C1([C@H]2[C@H](N(C(=O)[C@@H](NC(=O)C=3C=C4C[C@]5(CC4=NC=3)C3=CC=CN=C3NC5=O)C2)CC(F)(F)F)C)=C(F)C=CC(F)=C1F QIVUCLWGARAQIO-OLIXTKCUSA-N 0.000 description 1
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 1
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- KIAPWMKFHIKQOZ-UHFFFAOYSA-N 2-[[(4-fluorophenyl)-oxomethyl]amino]benzoic acid methyl ester Chemical compound COC(=O)C1=CC=CC=C1NC(=O)C1=CC=C(F)C=C1 KIAPWMKFHIKQOZ-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- MHNVXQGFSXEDIT-UHFFFAOYSA-N 7-oxabicyclo[4.1.0]hept-1(6)-ene Chemical compound C1CCCC2=C1O2 MHNVXQGFSXEDIT-UHFFFAOYSA-N 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- 108010092160 Dactinomycin Proteins 0.000 description 1
- ASXBYYWOLISCLQ-UHFFFAOYSA-N Dihydrostreptomycin Natural products O1C(CO)C(O)C(O)C(NC)C1OC1C(CO)(O)C(C)OC1OC1C(N=C(N)N)C(O)C(N=C(N)N)C(O)C1O ASXBYYWOLISCLQ-UHFFFAOYSA-N 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 229930183665 actinomycin Natural products 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000002647 aminoglycoside antibiotic agent Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- CBHOOMGKXCMKIR-UHFFFAOYSA-N azane;methanol Chemical compound N.OC CBHOOMGKXCMKIR-UHFFFAOYSA-N 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 150000003999 cyclitols Chemical class 0.000 description 1
- UVJHQYIOXKWHFD-UHFFFAOYSA-N cyclohexa-1,4-diene Chemical compound C1C=CCC=C1 UVJHQYIOXKWHFD-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- ASXBYYWOLISCLQ-HZYVHMACSA-N dihydrostreptomycin Chemical compound CN[C@H]1[C@H](O)[C@@H](O)[C@H](CO)O[C@H]1O[C@@H]1[C@](CO)(O)[C@H](C)O[C@H]1O[C@@H]1[C@@H](NC(N)=N)[C@H](O)[C@@H](NC(N)=N)[C@H](O)[C@H]1O ASXBYYWOLISCLQ-HZYVHMACSA-N 0.000 description 1
- 229960002222 dihydrostreptomycin Drugs 0.000 description 1
- YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 150000002118 epoxides Chemical class 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 229930014626 natural product Natural products 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 150000004965 peroxy acids Chemical class 0.000 description 1
- DLYUQMMRRRQYAE-UHFFFAOYSA-N phosphorus pentoxide Inorganic materials O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- BHZRJJOHZFYXTO-UHFFFAOYSA-L potassium sulfite Chemical compound [K+].[K+].[O-]S([O-])=O BHZRJJOHZFYXTO-UHFFFAOYSA-L 0.000 description 1
- 235000019252 potassium sulphite Nutrition 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- VILMUCRZVVVJCA-UHFFFAOYSA-M sodium glycolate Chemical compound [Na+].OCC([O-])=O VILMUCRZVVVJCA-UHFFFAOYSA-M 0.000 description 1
- MSXMXWJPFIDEMT-FAEUDGQSSA-N streptidine Chemical compound NC(=N)N[C@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](NC(N)=N)[C@@H]1O MSXMXWJPFIDEMT-FAEUDGQSSA-N 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 150000005621 tetraalkylammonium salts Chemical class 0.000 description 1
- QEMXHQIAXOOASZ-UHFFFAOYSA-N tetramethylammonium Chemical compound C[N+](C)(C)C QEMXHQIAXOOASZ-UHFFFAOYSA-N 0.000 description 1
- DDFYFBUWEBINLX-UHFFFAOYSA-M tetramethylammonium bromide Chemical compound [Br-].C[N+](C)(C)C DDFYFBUWEBINLX-UHFFFAOYSA-M 0.000 description 1
- IEVVGBFMAHJELO-UHFFFAOYSA-M tetramethylazanium;benzoate Chemical compound C[N+](C)(C)C.[O-]C(=O)C1=CC=CC=C1 IEVVGBFMAHJELO-UHFFFAOYSA-M 0.000 description 1
- 238000004809 thin layer chromatography Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/08—Bridged systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/04—Compounds containing oxirane rings containing only hydrogen and carbon atoms in addition to the ring oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/08—Compounds containing oxirane rings with hydrocarbon radicals, substituted by halogen atoms, nitro radicals or nitroso radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/12—Compounds containing oxirane rings with hydrocarbon radicals, substituted by singly or doubly bound oxygen atoms
- C07D303/14—Compounds containing oxirane rings with hydrocarbon radicals, substituted by singly or doubly bound oxygen atoms by free hydroxyl radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/12—Compounds containing oxirane rings with hydrocarbon radicals, substituted by singly or doubly bound oxygen atoms
- C07D303/16—Compounds containing oxirane rings with hydrocarbon radicals, substituted by singly or doubly bound oxygen atoms by esterified hydroxyl radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
- C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
- C07D493/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
- C07D493/12—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains three hetero rings
- C07D493/14—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Epoxy Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2537681A DE2537681C2 (de) | 1975-08-23 | 1975-08-23 | Verfahren zur Isolierung der isomeren 1,4-Dibrom-epoxy-cyclohexene |
| US05/710,459 US4116984A (en) | 1975-08-23 | 1976-08-02 | Manufacture of isomeric 1,4-dibromo-epoxy-cyclohexenes |
| CH1057176A CH628626A5 (de) | 1975-08-23 | 1976-08-19 | Verfahren zur herstellung der isomeren 1,4-dibrom-epoxy-cyclohexene. |
| JP51098838A JPS5225744A (en) | 1975-08-23 | 1976-08-20 | Process for manufacture of isomer 1*44dibromoo epoxyycyclohexene |
| GB34738/76A GB1548706A (en) | 1975-08-23 | 1976-08-20 | Manufacture of isomeric 1,4-dibromo-epoxy-cyclohexenes |
| FR7625510A FR2322142A1 (fr) | 1975-08-23 | 1976-08-23 | Procede de preparation des isomeres du 1,4-dibromo-epoxy-cyclohexene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2537681A DE2537681C2 (de) | 1975-08-23 | 1975-08-23 | Verfahren zur Isolierung der isomeren 1,4-Dibrom-epoxy-cyclohexene |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2537681A1 DE2537681A1 (de) | 1977-03-03 |
| DE2537681C2 true DE2537681C2 (de) | 1983-08-11 |
Family
ID=5954734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2537681A Expired DE2537681C2 (de) | 1975-08-23 | 1975-08-23 | Verfahren zur Isolierung der isomeren 1,4-Dibrom-epoxy-cyclohexene |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4116984A (enExample) |
| JP (1) | JPS5225744A (enExample) |
| CH (1) | CH628626A5 (enExample) |
| DE (1) | DE2537681C2 (enExample) |
| FR (1) | FR2322142A1 (enExample) |
| GB (1) | GB1548706A (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2041237C (en) * | 1990-05-10 | 1996-07-16 | Hirofumi Nakano | Ucf1 compounds derivatives thereof and processes for their preparation |
| FR2675505B1 (fr) * | 1991-04-17 | 1993-09-03 | Rhone Poulenc Chimie | Intermediaires de synthese presentant un cycle hexanique et leurs procedes de preparation. |
| US5103028A (en) * | 1991-09-09 | 1992-04-07 | Eastman Kodak Company | Process for the preparation of 3,4-dihalo-1,2-epoxybutanes |
| US5264595A (en) * | 1993-04-05 | 1993-11-23 | Eastman Kodak Company | Process for the preparation of 3,4-dihalo-1,2-epoxybutanes from 3,4-epoxy-1-butene |
| EP2029354B1 (en) | 2006-06-12 | 2014-11-05 | Solvay USA Inc. | Hydrophilized substrate and method for hydrophilizing a hydrophobic surface of a substrate |
| CA2690602C (en) | 2007-06-12 | 2017-02-28 | Rhodia Inc. | Hard surface cleaning composition with hydrophilizing agent and method for cleaning hard surfaces |
| EP2152844B1 (en) | 2007-06-12 | 2019-04-24 | Solvay USA Inc. | Mono-di-and polyol phosphate esters in personal care formulations |
| WO2008154633A2 (en) * | 2007-06-12 | 2008-12-18 | Rhodia Inc. | Detergent composition with hydrophilizing soil-release agent and methods for using same |
| CN101677933B (zh) | 2007-06-12 | 2013-07-17 | 罗迪亚公司 | 口腔护理制剂中的烷氧基化的磷酸一元醇酯、二元醇酯和多元醇酯及其使用方法 |
| RU2434041C1 (ru) | 2007-07-20 | 2011-11-20 | Родиа Инк. | Способ извлечения сырой нефти из подземной формации |
| US9072717B2 (en) | 2007-09-18 | 2015-07-07 | Elc Management Llc | Cosmetic compositions containing alpha glucosidase inhibitors and methods of use |
-
1975
- 1975-08-23 DE DE2537681A patent/DE2537681C2/de not_active Expired
-
1976
- 1976-08-02 US US05/710,459 patent/US4116984A/en not_active Expired - Lifetime
- 1976-08-19 CH CH1057176A patent/CH628626A5/de not_active IP Right Cessation
- 1976-08-20 JP JP51098838A patent/JPS5225744A/ja active Pending
- 1976-08-20 GB GB34738/76A patent/GB1548706A/en not_active Expired
- 1976-08-23 FR FR7625510A patent/FR2322142A1/fr active Granted
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2537681A1 (de) | 1977-03-03 |
| JPS5225744A (en) | 1977-02-25 |
| GB1548706A (en) | 1979-07-18 |
| US4116984A (en) | 1978-09-26 |
| FR2322142A1 (fr) | 1977-03-25 |
| CH628626A5 (de) | 1982-03-15 |
| FR2322142B1 (enExample) | 1980-08-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8181 | Inventor (new situation) |
Free format text: PRINZBACH, HORST, PROF. DR. SCHWESINGER, REINHARD, DIPL.-CHEM., 7800 FREIBURG, DE |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8330 | Complete renunciation |