JP6941155B2 - 芳香族フッ素化の方法 - Google Patents
芳香族フッ素化の方法 Download PDFInfo
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- JP6941155B2 JP6941155B2 JP2019501586A JP2019501586A JP6941155B2 JP 6941155 B2 JP6941155 B2 JP 6941155B2 JP 2019501586 A JP2019501586 A JP 2019501586A JP 2019501586 A JP2019501586 A JP 2019501586A JP 6941155 B2 JP6941155 B2 JP 6941155B2
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- reaction mixture
- fluorination
- fluorination method
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- 238000000034 method Methods 0.000 title claims description 20
- 238000005693 aromatic fluorination reaction Methods 0.000 title 1
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 43
- 239000011541 reaction mixture Substances 0.000 claims description 37
- 125000003118 aryl group Chemical group 0.000 claims description 33
- 125000001072 heteroaryl group Chemical group 0.000 claims description 23
- 238000006243 chemical reaction Methods 0.000 claims description 20
- 239000002904 solvent Substances 0.000 claims description 20
- 238000003682 fluorination reaction Methods 0.000 claims description 17
- -1 tetraalkylammonium phenolate salt Chemical class 0.000 claims description 17
- 239000003153 chemical reaction reagent Substances 0.000 claims description 14
- CIZODZMRMCDKHE-UHFFFAOYSA-M 2,6-dimethylphenolate tetramethylazanium Chemical compound C[N+](C)(C)C.Cc1cccc(C)c1[O-] CIZODZMRMCDKHE-UHFFFAOYSA-M 0.000 claims description 11
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 7
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 5
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 5
- 229910004013 NO 2 Inorganic materials 0.000 claims description 5
- 229910052794 bromium Inorganic materials 0.000 claims description 5
- 229910052801 chlorine Inorganic materials 0.000 claims description 5
- 239000003880 polar aprotic solvent Substances 0.000 claims description 5
- OFUFXTHGZWIDDB-UHFFFAOYSA-N 2-chloroquinoline Chemical group C1=CC=CC2=NC(Cl)=CC=C21 OFUFXTHGZWIDDB-UHFFFAOYSA-N 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 229910052740 iodine Inorganic materials 0.000 claims description 4
- 125000003107 substituted aryl group Chemical group 0.000 claims description 4
- ZYMCBJWUWHHVRX-UHFFFAOYSA-N (4-nitrophenyl)-phenylmethanone Chemical group C1=CC([N+](=O)[O-])=CC=C1C(=O)C1=CC=CC=C1 ZYMCBJWUWHHVRX-UHFFFAOYSA-N 0.000 claims description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 claims description 3
- QUUVEVOEJYXQRY-UHFFFAOYSA-N propan-2-yl 5-chloro-6-phenylpyridine-2-carboxylate Chemical group CC(C)OC(=O)c1ccc(Cl)c(n1)-c1ccccc1 QUUVEVOEJYXQRY-UHFFFAOYSA-N 0.000 claims description 3
- GUVUOGQBMYCBQP-UHFFFAOYSA-N dmpu Chemical compound CN1CCCN(C)C1=O GUVUOGQBMYCBQP-UHFFFAOYSA-N 0.000 claims description 2
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 24
- 125000000217 alkyl group Chemical group 0.000 description 13
- 125000001424 substituent group Chemical group 0.000 description 11
- 239000005935 Sulfuryl fluoride Substances 0.000 description 10
- OBTWBSRJZRCYQV-UHFFFAOYSA-N sulfuryl difluoride Chemical group FS(F)(=O)=O OBTWBSRJZRCYQV-UHFFFAOYSA-N 0.000 description 10
- VIPWUFMFHBIKQI-UHFFFAOYSA-N 1-fluoro-4-methoxybenzene Chemical compound COC1=CC=C(F)C=C1 VIPWUFMFHBIKQI-UHFFFAOYSA-N 0.000 description 6
- 238000004293 19F NMR spectroscopy Methods 0.000 description 6
- 208000033962 Fontaine progeroid syndrome Diseases 0.000 description 6
- 229920006362 Teflon® Polymers 0.000 description 6
- 150000001491 aromatic compounds Chemical class 0.000 description 6
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 229910052717 sulfur Inorganic materials 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 5
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 125000003545 alkoxy group Chemical group 0.000 description 4
- 230000005587 bubbling Effects 0.000 description 4
- 125000004172 4-methoxyphenyl group Chemical group [H]C1=C([H])C(OC([H])([H])[H])=C([H])C([H])=C1* 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- JFDZBHWFFUWGJE-UHFFFAOYSA-N benzonitrile Chemical compound N#CC1=CC=CC=C1 JFDZBHWFFUWGJE-UHFFFAOYSA-N 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 125000004093 cyano group Chemical group *C#N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 3
- HIXDQWDOVZUNNA-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one Chemical compound C=1C(OC)=CC(O)=C(C(C=2)=O)C=1OC=2C1=CC=C(OC)C(OC)=C1 HIXDQWDOVZUNNA-UHFFFAOYSA-N 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- 125000004648 C2-C8 alkenyl group Chemical group 0.000 description 2
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 125000003282 alkyl amino group Chemical group 0.000 description 2
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 description 2
- 125000004104 aryloxy group Chemical group 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 125000005553 heteroaryloxy group Chemical group 0.000 description 2
- 125000005842 heteroatom Chemical group 0.000 description 2
- 125000000592 heterocycloalkyl group Chemical group 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 150000002825 nitriles Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- 125000000882 C2-C6 alkenyl group Chemical group 0.000 description 1
- NLEPLDKPYLYCSY-UHFFFAOYSA-N Fc1ccc(cccc2)c2n1 Chemical compound Fc1ccc(cccc2)c2n1 NLEPLDKPYLYCSY-UHFFFAOYSA-N 0.000 description 1
- OGTSHGYHILFRHD-UHFFFAOYSA-N O=C(c1ccccc1)c(cc1)ccc1F Chemical compound O=C(c1ccccc1)c(cc1)ccc1F OGTSHGYHILFRHD-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 125000002178 anthracenyl group Chemical group C1(=CC=CC2=CC3=CC=CC=C3C=C12)* 0.000 description 1
- 239000003849 aromatic solvent Substances 0.000 description 1
- 150000001501 aryl fluorides Chemical class 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 125000004663 dialkyl amino group Chemical group 0.000 description 1
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000004210 ether based solvent Substances 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- UQSQSQZYBQSBJZ-UHFFFAOYSA-M fluorosulfonate Chemical group [O-]S(F)(=O)=O UQSQSQZYBQSBJZ-UHFFFAOYSA-M 0.000 description 1
- 125000002541 furyl group Chemical group 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 125000004404 heteroalkyl group Chemical group 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- YAMHXTCMCPHKLN-UHFFFAOYSA-N imidazolidin-2-one Chemical compound O=C1NCCN1 YAMHXTCMCPHKLN-UHFFFAOYSA-N 0.000 description 1
- 125000002883 imidazolyl group Chemical group 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 238000010534 nucleophilic substitution reaction Methods 0.000 description 1
- 125000002971 oxazolyl group Chemical group 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-M phenolate Chemical compound [O-]C1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-M 0.000 description 1
- 229940031826 phenolate Drugs 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- 125000000168 pyrrolyl group Chemical group 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000005207 tetraalkylammonium group Chemical group 0.000 description 1
- 125000001544 thienyl group Chemical group 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 125000004306 triazinyl group Chemical group 0.000 description 1
- 125000001425 triazolyl group Chemical group 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/28—Radicals substituted by singly-bound oxygen or sulphur atoms
- C07D213/30—Oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B39/00—Halogenation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/62—Quaternary ammonium compounds
- C07C211/63—Quaternary ammonium compounds having quaternised nitrogen atoms bound to acyclic carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/63—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O 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
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/20—Unsaturated compounds containing keto groups bound to acyclic carbon atoms
- C07C49/213—Unsaturated compounds containing keto groups bound to acyclic carbon atoms containing six-membered aromatic rings
- C07C49/215—Unsaturated compounds containing keto groups bound to acyclic carbon atoms containing six-membered aromatic rings polycyclic
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
- C07C49/782—Ketones containing a keto group bound to a six-membered aromatic ring polycyclic
- C07C49/784—Ketones containing a keto group bound to a six-membered aromatic ring polycyclic with all keto groups bound to a non-condensed ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D215/18—Halogen atoms or nitro radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
- C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
- C07D221/04—Ortho- or peri-condensed ring systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Quinoline Compounds (AREA)
- Pyridine Compounds (AREA)
Description
本出願は、2016年7月15日出願の米国仮出願第62/362,725号に対する優先権の利益を主張するものであり、その開示全体が本明細書に組み込まれる。
次いで混合物を、式Ar−Fを有する化学種を生成するのに十分な条件下で反応させ、その後、所望の生成物を単離してもよい。
数字が示されていない場合(例えば、アリール−アルキル−)、炭素数1〜12のアルキルが考えられる。好ましいアルキル基としては、メチル、エチル、プロピル、イソプロピル、ブチル、イソブチル、sec−ブチル、tert−ブチル、ペンチル、ヘキシルおよびtert−オクチルが含まれるが、これらに限定されない。
特に断りのない限り、アリール基は、本明細書に記載の合成に適合できる1個または複数の置換基で任意に選択して置換される。
そのような置換基は、以下を含むが、これらに限定されない。
スルホネート基、
ホウ素含有基、
アルキル基、
ニトロ基、
ハロゲン、
シアノ基、
−C(O)RA(式中、RAはヒドロキシ、アルキル、アルコキシ、アリール、アリールオキシ、ヘテロアリール、ヘテロアリールオキシ、アミノ、またはモノ−もしくはジ(アルキルアミノ)を表す)、
−NRNC(O)RM(式中、RNはHまたはアルキルであり、RMはアルキル、アリール、またはヘテロアリールである)、
C2〜C8アルケニル、および
他の芳香族基。
ヘテロアリール環は1個または複数のヘテロアリール環、芳香族もしくは非芳香族炭化水素環、またはヘテロシクロアルキル環に縮合、またはそうでなければ結合してもよい。 ヘテロアリール基の例は、ピリジニル、ピリミジニル、ピリダジニル、ピロリル、トリアジニル、イミダゾリル、トリアゾリル、フラニル、チエニル、オキサゾリル、およびチアゾイルを含むが、これらに限定されない。ヘテロアリール基は、本明細書に記載の合成に適合できる1個または複数の置換基で、任意に選択して置換されてもよい。
そのような置換基は、以下を含むが、これらに限定されない。
フルオロスルホネート基、
スルホネート基、
ホウ素含有基、
アルキル基、
ニトロ基、
ハロゲン、
シアノ基、
−C(O)RA(式中、RAはヒドロキシ、アルキル、アルコキシ、アリール、アリールオキシ、ヘテロアリール、ヘテロアリールオキシ、アミノ、または、モノ−もしくはジ(アルキルアミノ)を表す)、
−NRNC(O)RM(式中RNはHまたはアルキルであり、RMはアルキル、アリール、またはヘテロアリールである)、
C2〜C8アルケニル、および
他の芳香族基
Ar−X+フッ素化試薬+TMA(Oar)→Ar−F (スキームI)
nは0または1、2、3、4、もしくは5であり、
ZはOまたはSを表し、
各R1は独立してC1〜C6アルキル、C2〜C6アルケニル、ニトロ、ハロ、シアノ、CO2R2(式中、各R2は水素、C1〜C6アルキル、アミノ、(C1〜C6アルキル)アミノ、またはジ(C1〜C6アルキル)アミノである)、アリール、またはヘテロアリールを表す。
nは0であり、ZはSまたはOであり、
nは1であり、ZはSまたはOであり、R1はメチルであり、
nは2であり、ZはSまたはOであり、各R1はメチルである
化合物を含む。
一実施形態では、反応混合物はフッ素化試薬、例えばフッ化スルフリル4当量を含有する。
他の実施形態では、反応混合物はテトラアルキルアンモニウムフェノレート塩2〜3当量を含有する。
一例では、反応混合物はテトラアルキルアンモニウムフェノレート塩2.5当量を含有する。
これらの当量は、反応混合物中の芳香族化合物Ar−Xのモル量に対して計算される。
Claims (10)
- 溶媒を反応混合物へ供給するステップ、
フッ素化試薬を前記反応混合物へ供給するステップ、
式Ar−X
(Arはアリール、置換アリール、ヘテロアリールまたは置換ヘテロアリールであり、
XはCl、Br、IまたはNO2である)
を有する化合物を前記反応混合物へ供給するステップ、
テトラアルキルアンモニウムフェノレート塩を前記反応混合物へ供給するステップ、および
式Ar−Fを有する化学種を生成するのに十分な条件下で反応させるステップ
を含む、フッ素化方法。 - 前記溶媒が、極性非プロトン性溶媒である、請求項1に記載のフッ素化方法。
- 前記Ar−Xが、5−クロロ−6−フェニルピコリン酸イソプロピル、2−クロロキノリン、または(4−ニトロフェニル)(フェニル)メタノンである、請求項1または2に記載のフッ素化方法。
- 反応温度が0〜130℃である、請求項1〜3のいずれか一項に記載のフッ素化方法。
- 前記反応混合物が、前記Ar−Xを1当量、テトラメチルアンモニウム2,6−ジメチルフェノレートを2〜3当量、前記フッ素化試薬を3〜10当量を含む、請求項1〜4のいずれか一項に記載のフッ素化方法。
- 前記極性非プロトン性溶媒が、DMF、NMP、DMSO,DMPU、またはDMAを含む、請求項2〜5のいずれか一項に記載のフッ素化方法。
- 前記反応温度が25〜130℃である、請求項4に記載のフッ素化方法。
- 前記テトラアルキルアンモニウムフェノレート塩が、テトラメチルアンモニウム2,6−ジメチルフェノレートである、請求項1〜7のいずれか一項に記載のフッ素化方法。
- 前記反応混合物が触媒を含有しない、請求項1〜8のいずれか一項に記載のフッ素化方法。
- 前記フッ素化試薬が、フッ化スルフリル、アリールフルオロスルホネート、またはヘテロアリールフルオロスルホネートである、請求項1〜9のいずれか一項に記載のフッ素化方法。
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