CN102795993A - 2-溴-6-氟苯甲酸的制备方法 - Google Patents
2-溴-6-氟苯甲酸的制备方法 Download PDFInfo
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- CN102795993A CN102795993A CN201210238229XA CN201210238229A CN102795993A CN 102795993 A CN102795993 A CN 102795993A CN 201210238229X A CN201210238229X A CN 201210238229XA CN 201210238229 A CN201210238229 A CN 201210238229A CN 102795993 A CN102795993 A CN 102795993A
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- MDAZJVAIZVUWDE-UHFFFAOYSA-N 2-bromo-6-fluorobenzoic acid Chemical compound OC(=O)C1=C(F)C=CC=C1Br MDAZJVAIZVUWDE-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 101
- 239000000126 substance Substances 0.000 claims abstract description 25
- GDHXJNRAJRCGMX-UHFFFAOYSA-N 2-fluorobenzonitrile Chemical compound FC1=CC=CC=C1C#N GDHXJNRAJRCGMX-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 50
- 239000007787 solid Substances 0.000 claims description 28
- 239000003795 chemical substances by application Substances 0.000 claims description 21
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical group CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 20
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical group [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 18
- 238000000967 suction filtration Methods 0.000 claims description 18
- 239000000843 powder Substances 0.000 claims description 15
- PCLIMKBDDGJMGD-UHFFFAOYSA-N N-bromosuccinimide Chemical group BrN1C(=O)CCC1=O PCLIMKBDDGJMGD-UHFFFAOYSA-N 0.000 claims description 14
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims description 14
- BCWCGOHWOQKTDL-UHFFFAOYSA-N 3-amino-2-bromo-6-fluorobenzonitrile Chemical compound Nc1ccc(F)c(C#N)c1Br BCWCGOHWOQKTDL-UHFFFAOYSA-N 0.000 claims description 13
- HHTRAISBAAXRKZ-UHFFFAOYSA-N 5-amino-2-fluorobenzonitrile Chemical compound NC1=CC=C(F)C(C#N)=C1 HHTRAISBAAXRKZ-UHFFFAOYSA-N 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 13
- 238000010025 steaming Methods 0.000 claims description 13
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 12
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 12
- 239000003960 organic solvent Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 230000002829 reductive effect Effects 0.000 claims description 11
- 239000002904 solvent Substances 0.000 claims description 11
- 230000000802 nitrating effect Effects 0.000 claims description 10
- 239000003153 chemical reaction reagent Substances 0.000 claims description 9
- 239000012954 diazonium Substances 0.000 claims description 9
- 150000001989 diazonium salts Chemical class 0.000 claims description 9
- 239000004323 potassium nitrate Substances 0.000 claims description 9
- 235000010333 potassium nitrate Nutrition 0.000 claims description 9
- 235000010288 sodium nitrite Nutrition 0.000 claims description 9
- 235000019270 ammonium chloride Nutrition 0.000 claims description 8
- 229910000365 copper sulfate Inorganic materials 0.000 claims description 8
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 8
- 238000006722 reduction reaction Methods 0.000 claims description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- 238000006193 diazotization reaction Methods 0.000 claims description 6
- 239000000284 extract Substances 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 6
- 238000006396 nitration reaction Methods 0.000 claims description 6
- 239000003208 petroleum Substances 0.000 claims description 6
- 238000000638 solvent extraction Methods 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 6
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 claims description 5
- 229910001379 sodium hypophosphite Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 4
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 3
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 claims description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- SXDBWCPKPHAZSM-UHFFFAOYSA-M bromate Inorganic materials [O-]Br(=O)=O SXDBWCPKPHAZSM-UHFFFAOYSA-M 0.000 claims description 2
- SXDBWCPKPHAZSM-UHFFFAOYSA-N bromic acid Chemical compound OBr(=O)=O SXDBWCPKPHAZSM-UHFFFAOYSA-N 0.000 claims description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052794 bromium Inorganic materials 0.000 claims description 2
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- 235000010265 sodium sulphite Nutrition 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 22
- 230000008569 process Effects 0.000 abstract description 17
- 239000003814 drug Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 230000007062 hydrolysis Effects 0.000 abstract description 2
- 238000006481 deamination reaction Methods 0.000 abstract 1
- 239000000543 intermediate Substances 0.000 abstract 1
- 238000001308 synthesis method Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 16
- 239000003921 oil Substances 0.000 description 15
- 239000000047 product Substances 0.000 description 13
- -1 neuropathic pain Chemical class 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000376 reactant Substances 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 239000007818 Grignard reagent Substances 0.000 description 3
- IPWBFGUBXWMIPR-UHFFFAOYSA-N 1-bromo-2-fluorobenzene Chemical compound FC1=CC=CC=C1Br IPWBFGUBXWMIPR-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 235000011089 carbon dioxide Nutrition 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 150000004795 grignard reagents Chemical class 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007867 post-reaction treatment Methods 0.000 description 2
- QJBZDBLBQWFTPZ-UHFFFAOYSA-N pyrrolnitrin Chemical compound [O-][N+](=O)C1=C(Cl)C=CC=C1C1=CNC=C1Cl QJBZDBLBQWFTPZ-UHFFFAOYSA-N 0.000 description 2
- QDFKKJYEIFBEFC-UHFFFAOYSA-N 1-bromo-3-fluorobenzene Chemical compound FC1=CC=CC(Br)=C1 QDFKKJYEIFBEFC-UHFFFAOYSA-N 0.000 description 1
- 206010019233 Headaches Diseases 0.000 description 1
- 206010065390 Inflammatory pain Diseases 0.000 description 1
- 208000002193 Pain Diseases 0.000 description 1
- 108091000080 Phosphotransferase Proteins 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 230000001093 anti-cancer Effects 0.000 description 1
- 150000001639 boron compounds Chemical class 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 125000001246 bromo group Chemical group Br* 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- IUYHWZFSGMZEOG-UHFFFAOYSA-M isopropylmagnesium chloride Substances [Mg+2].[Cl-].C[CH-]C IUYHWZFSGMZEOG-UHFFFAOYSA-M 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 208000004296 neuralgia Diseases 0.000 description 1
- 208000021722 neuropathic pain Diseases 0.000 description 1
- 150000004866 oxadiazoles Chemical class 0.000 description 1
- 150000008060 phenylpyrroles Chemical class 0.000 description 1
- 102000020233 phosphotransferase Human genes 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 229960002132 pyrrolnitrin Drugs 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
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CN201210238229.XA CN102795993B (zh) | 2012-07-11 | 2012-07-11 | 2-溴-6-氟苯甲酸的制备方法 |
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CN102795993A true CN102795993A (zh) | 2012-11-28 |
CN102795993B CN102795993B (zh) | 2014-08-13 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103804197A (zh) * | 2014-02-20 | 2014-05-21 | 常州市正锋光电新材料有限公司 | 一种间溴硝基苯的制备方法 |
CN105085226A (zh) * | 2015-08-28 | 2015-11-25 | 烟台九目化学制品有限公司 | 一种3,5-卤代苯羧酸的制备方法 |
CN107827757A (zh) * | 2017-11-08 | 2018-03-23 | 上海万溯化学有限公司 | 一种间氟溴苯的制备方法 |
CN112250562A (zh) * | 2020-10-22 | 2021-01-22 | 怀化宝华生物科技有限公司 | 一种2-溴-5-甲氧基苯甲酸的合成方法 |
CN113321577A (zh) * | 2021-06-28 | 2021-08-31 | 上海立科化学科技有限公司 | 5-溴-2-氯苯甲酸的制备方法 |
CN114573467A (zh) * | 2022-03-21 | 2022-06-03 | 北京印刷学院 | 2,4-二甲基-3-氨基苯甲酸的绿色合成工艺 |
CN114790133A (zh) * | 2021-01-26 | 2022-07-26 | 江苏中旗科技股份有限公司 | 一种以2-氯-4-氨基苯腈为原料合成2-氯-4-氟苯甲酸的方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101020628A (zh) * | 2006-02-14 | 2007-08-22 | 陈卫东 | 2,4-二氟-3-羟基苯甲酸的制备方法 |
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2012
- 2012-07-11 CN CN201210238229.XA patent/CN102795993B/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101020628A (zh) * | 2006-02-14 | 2007-08-22 | 陈卫东 | 2,4-二氟-3-羟基苯甲酸的制备方法 |
Non-Patent Citations (2)
Title |
---|
ALEXANDER J.,ET.AL,: "Synthesis of[1]Benzothieno[3,2-d]pyrimidines Subsituted with Electron Donating Subatituents on the Benzene Ring", 《J.HETEROCYCLIC CHEM.》, vol. 34, 1997, pages 1163 - 1672 * |
HENRI MATTES,ET.AL,: "Design and Synthesis of Selective and Potent Orally Active S1P5 Agonists", 《CHEM.MED.CHEM.》, vol. 5, 2010, pages 1693 - 1696 * |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103804197A (zh) * | 2014-02-20 | 2014-05-21 | 常州市正锋光电新材料有限公司 | 一种间溴硝基苯的制备方法 |
CN103804197B (zh) * | 2014-02-20 | 2015-09-02 | 常州市正锋光电新材料有限公司 | 一种间溴硝基苯的制备方法 |
CN105085226A (zh) * | 2015-08-28 | 2015-11-25 | 烟台九目化学制品有限公司 | 一种3,5-卤代苯羧酸的制备方法 |
CN107827757A (zh) * | 2017-11-08 | 2018-03-23 | 上海万溯化学有限公司 | 一种间氟溴苯的制备方法 |
CN107827757B (zh) * | 2017-11-08 | 2020-08-07 | 上海万溯药业有限公司 | 一种间氟溴苯的制备方法 |
CN112250562A (zh) * | 2020-10-22 | 2021-01-22 | 怀化宝华生物科技有限公司 | 一种2-溴-5-甲氧基苯甲酸的合成方法 |
CN114790133A (zh) * | 2021-01-26 | 2022-07-26 | 江苏中旗科技股份有限公司 | 一种以2-氯-4-氨基苯腈为原料合成2-氯-4-氟苯甲酸的方法 |
CN113321577A (zh) * | 2021-06-28 | 2021-08-31 | 上海立科化学科技有限公司 | 5-溴-2-氯苯甲酸的制备方法 |
CN114573467A (zh) * | 2022-03-21 | 2022-06-03 | 北京印刷学院 | 2,4-二甲基-3-氨基苯甲酸的绿色合成工艺 |
CN114573467B (zh) * | 2022-03-21 | 2023-11-21 | 北京印刷学院 | 2,4-二甲基-3-氨基苯甲酸的合成工艺 |
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Publication number | Publication date |
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CN102795993B (zh) | 2014-08-13 |
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