FR2611703A1 - Nouvelles fluorobenzophenones et nouveaux fluorophenylesters de l'acide fluorobenzoique et procede pour leur preparation - Google Patents
Nouvelles fluorobenzophenones et nouveaux fluorophenylesters de l'acide fluorobenzoique et procede pour leur preparation Download PDFInfo
- Publication number
- FR2611703A1 FR2611703A1 FR8801083A FR8801083A FR2611703A1 FR 2611703 A1 FR2611703 A1 FR 2611703A1 FR 8801083 A FR8801083 A FR 8801083A FR 8801083 A FR8801083 A FR 8801083A FR 2611703 A1 FR2611703 A1 FR 2611703A1
- Authority
- FR
- France
- Prior art keywords
- fluorobenzophenones
- acid
- reaction
- novel
- preparation
- 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
- 238000002360 preparation method Methods 0.000 title abstract description 10
- NSTREUWFTAOOKS-UHFFFAOYSA-N 2-fluorobenzoic acid Chemical compound OC(=O)C1=CC=CC=C1F NSTREUWFTAOOKS-UHFFFAOYSA-N 0.000 title abstract description 6
- 238000000034 method Methods 0.000 title description 14
- 238000007254 oxidation reaction Methods 0.000 abstract description 16
- GOYDNIKZWGIXJT-UHFFFAOYSA-N 1,2-difluorobenzene Chemical compound FC1=CC=CC=C1F GOYDNIKZWGIXJT-UHFFFAOYSA-N 0.000 abstract description 12
- 239000003960 organic solvent Substances 0.000 abstract description 9
- 230000003647 oxidation Effects 0.000 abstract description 8
- 230000007062 hydrolysis Effects 0.000 abstract description 7
- 238000006460 hydrolysis reaction Methods 0.000 abstract description 7
- 239000002253 acid Substances 0.000 abstract description 4
- 239000003814 drug Substances 0.000 abstract description 4
- 239000002904 solvent Substances 0.000 abstract description 4
- ZQXLIXHVJVAPLW-UHFFFAOYSA-N 3-chloro-4-fluorophenol Chemical compound OC1=CC=C(F)C(Cl)=C1 ZQXLIXHVJVAPLW-UHFFFAOYSA-N 0.000 abstract description 3
- BNPWVUJOPCGHIK-UHFFFAOYSA-N 3,4-difluorophenol Chemical compound OC1=CC=C(F)C(F)=C1 BNPWVUJOPCGHIK-UHFFFAOYSA-N 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 239000008204 material by function Substances 0.000 abstract 1
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 25
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 24
- 238000006243 chemical reaction Methods 0.000 description 22
- 150000001875 compounds Chemical class 0.000 description 20
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 16
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 15
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 12
- DWFDQVMFSLLMPE-UHFFFAOYSA-N (2-fluorophenyl)-phenylmethanone Chemical compound FC1=CC=CC=C1C(=O)C1=CC=CC=C1 DWFDQVMFSLLMPE-UHFFFAOYSA-N 0.000 description 10
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid group Chemical group C(C1=CC=CC=C1)(=O)O WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 8
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000000460 chlorine Substances 0.000 description 7
- 229910052801 chlorine Inorganic materials 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 6
- 239000012965 benzophenone Substances 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 5
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 5
- -1 fluorophenyl fluorobenzoate Chemical compound 0.000 description 5
- 239000011368 organic material Substances 0.000 description 5
- 238000010992 reflux Methods 0.000 description 5
- QPFMBZIOSGYJDE-UHFFFAOYSA-N 1,1,2,2-tetrachloroethane Chemical compound ClC(Cl)C(Cl)Cl QPFMBZIOSGYJDE-UHFFFAOYSA-N 0.000 description 4
- XYPISWUKQGWYGX-UHFFFAOYSA-N 2,2,2-trifluoroethaneperoxoic acid Chemical compound OOC(=O)C(F)(F)F XYPISWUKQGWYGX-UHFFFAOYSA-N 0.000 description 4
- HFHFGHLXUCOHLN-UHFFFAOYSA-N 2-fluorophenol Chemical compound OC1=CC=CC=C1F HFHFGHLXUCOHLN-UHFFFAOYSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- JJJYUJKMLDIINP-UHFFFAOYSA-N bis(3,4-difluorophenyl)methanone Chemical compound C1=C(F)C(F)=CC=C1C(=O)C1=CC=C(F)C(F)=C1 JJJYUJKMLDIINP-UHFFFAOYSA-N 0.000 description 4
- PYPJUFABTKXPBV-UHFFFAOYSA-N bis(3-chloro-4-fluorophenyl)methanone Chemical compound C1=C(Cl)C(F)=CC=C1C(=O)C1=CC=C(F)C(Cl)=C1 PYPJUFABTKXPBV-UHFFFAOYSA-N 0.000 description 4
- 229910052731 fluorine Inorganic materials 0.000 description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 description 4
- LSQARZALBDFYQZ-UHFFFAOYSA-N 4,4'-difluorobenzophenone Chemical compound C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 LSQARZALBDFYQZ-UHFFFAOYSA-N 0.000 description 3
- 238000006220 Baeyer-Villiger oxidation reaction Methods 0.000 description 3
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 239000012295 chemical reaction liquid Substances 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- OSTIHFXUTPZJQL-UHFFFAOYSA-N fluoro benzoate Chemical compound FOC(=O)C1=CC=CC=C1 OSTIHFXUTPZJQL-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 3
- 235000019341 magnesium sulphate Nutrition 0.000 description 3
- 239000012265 solid product Substances 0.000 description 3
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 2
- 238000004293 19F NMR spectroscopy Methods 0.000 description 2
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 2
- FPENCTDAQQQKNY-UHFFFAOYSA-N 3,4-difluorobenzoic acid Chemical compound OC(=O)C1=CC=C(F)C(F)=C1 FPENCTDAQQQKNY-UHFFFAOYSA-N 0.000 description 2
- PKTSBFXIHLYGEY-UHFFFAOYSA-N 3-chloro-4-fluorobenzoic acid Chemical compound OC(=O)C1=CC=C(F)C(Cl)=C1 PKTSBFXIHLYGEY-UHFFFAOYSA-N 0.000 description 2
- 239000005711 Benzoic acid Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 239000002841 Lewis acid Substances 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 239000003929 acidic solution Substances 0.000 description 2
- 239000003905 agrochemical Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 235000010233 benzoic acid Nutrition 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 125000001153 fluoro group Chemical group F* 0.000 description 2
- 125000001207 fluorophenyl group Chemical group 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 150000008282 halocarbons Chemical class 0.000 description 2
- 230000003301 hydrolyzing effect Effects 0.000 description 2
- 239000005457 ice water Substances 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- 150000007517 lewis acids Chemical class 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- PYLWMHQQBFSUBP-UHFFFAOYSA-N monofluorobenzene Chemical compound FC1=CC=CC=C1 PYLWMHQQBFSUBP-UHFFFAOYSA-N 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- BWQOPMJTQPWHOZ-UHFFFAOYSA-N (2,3-difluorophenyl)-phenylmethanone Chemical compound FC1=CC=CC(C(=O)C=2C=CC=CC=2)=C1F BWQOPMJTQPWHOZ-UHFFFAOYSA-N 0.000 description 1
- RPAJSBKBKSSMLJ-DFWYDOINSA-N (2s)-2-aminopentanedioic acid;hydrochloride Chemical class Cl.OC(=O)[C@@H](N)CCC(O)=O RPAJSBKBKSSMLJ-DFWYDOINSA-N 0.000 description 1
- IPWBFGUBXWMIPR-UHFFFAOYSA-N 1-bromo-2-fluorobenzene Chemical compound FC1=CC=CC=C1Br IPWBFGUBXWMIPR-UHFFFAOYSA-N 0.000 description 1
- JIXDOBAQOWOUPA-UHFFFAOYSA-N 1-fluoro-2-methoxybenzene Chemical compound COC1=CC=CC=C1F JIXDOBAQOWOUPA-UHFFFAOYSA-N 0.000 description 1
- VIPWUFMFHBIKQI-UHFFFAOYSA-N 1-fluoro-4-methoxybenzene Chemical compound COC1=CC=C(F)C=C1 VIPWUFMFHBIKQI-UHFFFAOYSA-N 0.000 description 1
- CDAWCLOXVUBKRW-UHFFFAOYSA-N 2-aminophenol Chemical compound NC1=CC=CC=C1O CDAWCLOXVUBKRW-UHFFFAOYSA-N 0.000 description 1
- RPQWXGVZELKOEU-UHFFFAOYSA-N 3,4-difluorobenzoyl chloride Chemical compound FC1=CC=C(C(Cl)=O)C=C1F RPQWXGVZELKOEU-UHFFFAOYSA-N 0.000 description 1
- YNJSNEKCXVFDKW-UHFFFAOYSA-N 3-(5-amino-1h-indol-3-yl)-2-azaniumylpropanoate Chemical compound C1=C(N)C=C2C(CC(N)C(O)=O)=CNC2=C1 YNJSNEKCXVFDKW-UHFFFAOYSA-N 0.000 description 1
- VBYJOUAMJITBNL-UHFFFAOYSA-N 3-chloro-2-fluorobenzoyl chloride Chemical compound FC1=C(Cl)C=CC=C1C(Cl)=O VBYJOUAMJITBNL-UHFFFAOYSA-N 0.000 description 1
- NHQDETIJWKXCTC-UHFFFAOYSA-N 3-chloroperbenzoic acid Chemical compound OOC(=O)C1=CC=CC(Cl)=C1 NHQDETIJWKXCTC-UHFFFAOYSA-N 0.000 description 1
- BBYDXOIZLAWGSL-UHFFFAOYSA-M 4-fluorobenzoate Chemical compound [O-]C(=O)C1=CC=C(F)C=C1 BBYDXOIZLAWGSL-UHFFFAOYSA-M 0.000 description 1
- RHMPLDJJXGPMEX-UHFFFAOYSA-N 4-fluorophenol Chemical compound OC1=CC=C(F)C=C1 RHMPLDJJXGPMEX-UHFFFAOYSA-N 0.000 description 1
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Natural products CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 description 1
- 101100386054 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CYS3 gene Proteins 0.000 description 1
- 238000006350 Schiemann fluorination reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 125000006267 biphenyl group Chemical group 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 238000006115 defluorination reaction Methods 0.000 description 1
- 125000003963 dichloro group Chemical group Cl* 0.000 description 1
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 1
- 229910000397 disodium phosphate Inorganic materials 0.000 description 1
- 235000019800 disodium phosphate Nutrition 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 229940052296 esters of benzoic acid for local anesthesia Drugs 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- MGNPLIACIXIYJE-UHFFFAOYSA-N n-fluoroaniline Chemical compound FNC1=CC=CC=C1 MGNPLIACIXIYJE-UHFFFAOYSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000012454 non-polar solvent Substances 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 150000004967 organic peroxy acids Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 150000004965 peroxy acids Chemical class 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 101150035983 str1 gene Proteins 0.000 description 1
- 125000000475 sulfinyl group Chemical group [*:2]S([*:1])=O 0.000 description 1
Classifications
-
- 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
- C07C49/80—Ketones containing a keto group bound to a six-membered aromatic ring containing halogen
- C07C49/813—Ketones containing a keto group bound to a six-membered aromatic ring containing halogen polycyclic
-
- 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
- C07C45/008—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with tri- or tetrahalomethyl compounds
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62018507A JPS63188643A (ja) | 1987-01-30 | 1987-01-30 | 新規な含フツ素ベンゾフエノンおよびその製造法 |
| JP1850887A JPS63188651A (ja) | 1987-01-30 | 1987-01-30 | 新規な含フツ素芳香族エステルおよびその製造法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2611703A1 true FR2611703A1 (fr) | 1988-09-09 |
Family
ID=26355188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8801083A Pending FR2611703A1 (fr) | 1987-01-30 | 1988-01-29 | Nouvelles fluorobenzophenones et nouveaux fluorophenylesters de l'acide fluorobenzoique et procede pour leur preparation |
Country Status (4)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2649977B1 (fr) * | 1989-07-18 | 1991-10-04 | Cird | Esters bi-aromatiques, leur procede de preparation et leur utilisation en medecine humaine ou veterinaire et en cosmetique |
| US4978798A (en) * | 1989-11-13 | 1990-12-18 | Occidental Chemical Corporation | Method of making halobenzophenones and intermediates thereof |
| CA2078804C (en) * | 1991-10-01 | 2003-02-25 | Takehiko Suzuki | Manufacture and use of novel glycosides of catechol estrogens |
| US10647670B2 (en) | 2015-01-30 | 2020-05-12 | The Regents Of The University Of California | Preparation of compounds from levulinic acid |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58131925A (ja) * | 1982-01-29 | 1983-08-06 | Ishihara Sangyo Kaisha Ltd | ２，２′，４，４′−テトラクロロベンゾフエノンジクロリドの製造方法 |
| EP0203195A1 (en) * | 1984-10-08 | 1986-12-03 | Sagami Chemical Research Center | Fluorine-substituted phenyl benzoates and process for their prep aration |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2937911A1 (de) * | 1978-09-19 | 1980-03-27 | Daikin Ind Ltd | Fluor enthaltende phenylbenzoatverbindungen, verfahren zu ihrer herstellung und ihre verwendung |
| DE3526235A1 (de) * | 1984-11-16 | 1986-05-22 | Bayer Ag, 5090 Leverkusen | Fluessigkristallzusammensetzungen |
-
1988
- 1988-01-13 US US07/143,636 patent/US4876382A/en not_active Expired - Fee Related
- 1988-01-21 GB GB8801299A patent/GB2200632B/en not_active Expired - Fee Related
- 1988-01-27 DE DE3802372A patent/DE3802372A1/de active Granted
- 1988-01-29 FR FR8801083A patent/FR2611703A1/fr active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58131925A (ja) * | 1982-01-29 | 1983-08-06 | Ishihara Sangyo Kaisha Ltd | ２，２′，４，４′−テトラクロロベンゾフエノンジクロリドの製造方法 |
| EP0203195A1 (en) * | 1984-10-08 | 1986-12-03 | Sagami Chemical Research Center | Fluorine-substituted phenyl benzoates and process for their prep aration |
Non-Patent Citations (5)
| Title |
|---|
| JOURNAL OF ORGANIC CHEMISTRY vol. 5, 1940, pages 223-226, The Williams & Wilkins Company, Baltimore, US; S.D. WILSON et al.: "Friedel and Crafts Reaction. II. The Condensation of ortho- and meta-Dichlorobenzene with Chloroform and Carbon Tetrachloride." * |
| JOURNAL OF THE AMERICAN CHEMICAL SOCIETY vol. 72, no. 12, 2 janvier 1951, pages 5515-5518; W. VON E. DOERING et al.: "The Peracetic Acid Cleavage of Unsymmetrical Ketones." * |
| JOURNAL OF THE AMERICAN CHEMICAL SOCIETY vol. 73, no. 8, 6 août 1951, pages 3968-3972; S.L. FRIESS et al.: "Reactions of Peracids. V. The Reaction of Substituted Acetophenones with Perbenzoic Acid." * |
| JOURNAL OF THE AMERICAN CHEMICAL SOCIETY vol. 77, no. 8, 30 avril 1955, pages 2287,2288; W.D. EMMONS et al.: "Peroxytrifluoroacetic Acid. V. The Oxidation of Ketones to Esters." * |
| PATENT ABSTRACTS OF JAPAN vol. 7, no. 242 (C-192)(1387), 27 octobre 1983; & JP - A - 58131925 (ISHIHARA SANGYO K.K.) 06.08.1983 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3802372A1 (de) | 1988-08-11 |
| DE3802372C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-05-18 |
| US4876382A (en) | 1989-10-24 |
| GB8801299D0 (en) | 1988-02-17 |
| GB2200632A (en) | 1988-08-10 |
| GB2200632B (en) | 1990-09-19 |
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