CN113979944A - 一种高选择性1-甲基-3-(三氟甲基)-1h-吡唑-5-醇的合成方法 - Google Patents
一种高选择性1-甲基-3-(三氟甲基)-1h-吡唑-5-醇的合成方法 Download PDFInfo
- Publication number
- CN113979944A CN113979944A CN202111428393.2A CN202111428393A CN113979944A CN 113979944 A CN113979944 A CN 113979944A CN 202111428393 A CN202111428393 A CN 202111428393A CN 113979944 A CN113979944 A CN 113979944A
- Authority
- CN
- China
- Prior art keywords
- reaction
- methyl
- trifluoromethyl
- pyrazol
- catalyst
- 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.)
- Granted
Links
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 title claims abstract description 17
- 238000001308 synthesis method Methods 0.000 title claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 70
- 239000003054 catalyst Substances 0.000 claims abstract description 36
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 34
- OCJKUQIPRNZDTK-UHFFFAOYSA-N ethyl 4,4,4-trifluoro-3-oxobutanoate Chemical compound CCOC(=O)CC(=O)C(F)(F)F OCJKUQIPRNZDTK-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000003960 organic solvent Substances 0.000 claims abstract description 10
- 238000009833 condensation Methods 0.000 claims abstract description 7
- 230000005494 condensation Effects 0.000 claims abstract description 7
- 238000007363 ring formation reaction Methods 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 5
- HDZGCSFEDULWCS-UHFFFAOYSA-N monomethylhydrazine Chemical compound CNN HDZGCSFEDULWCS-UHFFFAOYSA-N 0.000 claims description 28
- 239000007864 aqueous solution Substances 0.000 claims description 24
- WQRHIGNAKDJJKN-UHFFFAOYSA-N 2-methyl-5-(trifluoromethyl)-1h-pyrazol-3-one Chemical compound CN1NC(C(F)(F)F)=CC1=O WQRHIGNAKDJJKN-UHFFFAOYSA-N 0.000 claims description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 18
- 239000002808 molecular sieve Substances 0.000 claims description 18
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 15
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 9
- 230000002194 synthesizing effect Effects 0.000 claims description 7
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 6
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 claims description 6
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 230000035484 reaction time Effects 0.000 claims description 3
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 3
- IPILPUZVTYHGIL-UHFFFAOYSA-M tributyl(methyl)azanium;chloride Chemical compound [Cl-].CCCC[N+](C)(CCCC)CCCC IPILPUZVTYHGIL-UHFFFAOYSA-M 0.000 claims description 2
- 239000000047 product Substances 0.000 abstract description 8
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 3
- 239000006227 byproduct Substances 0.000 abstract description 2
- JJXWKXZOHOUFCX-UHFFFAOYSA-N methylhydrazine;hydrate Chemical compound O.CNN JJXWKXZOHOUFCX-UHFFFAOYSA-N 0.000 abstract description 2
- 239000002904 solvent Substances 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 12
- 238000005160 1H NMR spectroscopy Methods 0.000 description 12
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 12
- 239000012065 filter cake Substances 0.000 description 10
- 239000011541 reaction mixture Substances 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 239000007795 chemical reaction product Substances 0.000 description 4
- 238000009776 industrial production Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000013067 intermediate product Substances 0.000 description 3
- -1 pyrazole compound Chemical class 0.000 description 3
- 150000003217 pyrazoles Chemical class 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000000967 suction filtration Methods 0.000 description 2
- QEHXHKNBIGEWIH-UHFFFAOYSA-N 2-methyl-3-(trifluoromethyl)-1h-pyrazol-5-one Chemical compound CN1NC(=O)C=C1C(F)(F)F QEHXHKNBIGEWIH-UHFFFAOYSA-N 0.000 description 1
- CASLETQIYIQFTQ-UHFFFAOYSA-N 3-[[5-(difluoromethoxy)-1-methyl-3-(trifluoromethyl)pyrazol-4-yl]methylsulfonyl]-5,5-dimethyl-4h-1,2-oxazole Chemical compound CN1N=C(C(F)(F)F)C(CS(=O)(=O)C=2CC(C)(C)ON=2)=C1OC(F)F CASLETQIYIQFTQ-UHFFFAOYSA-N 0.000 description 1
- LIQBKSIZAXKCPA-UHFFFAOYSA-N 4,4,4-trifluoro-3-oxobutanoic acid Chemical compound OC(=O)CC(=O)C(F)(F)F LIQBKSIZAXKCPA-UHFFFAOYSA-N 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- 239000005605 Pyraflufen-ethyl Substances 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000002363 herbicidal effect Effects 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 230000000749 insecticidal effect Effects 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002304 perfume Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical group C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
- C07D231/18—One oxygen or sulfur atom
- C07D231/20—One oxygen atom attached in position 3 or 5
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (9)
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CN202111428393.2A CN113979944B (zh) | 2021-11-29 | 2021-11-29 | 一种高选择性1-甲基-3-(三氟甲基)-1h-吡唑-5-醇的合成方法 |
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CN202111428393.2A CN113979944B (zh) | 2021-11-29 | 2021-11-29 | 一种高选择性1-甲基-3-(三氟甲基)-1h-吡唑-5-醇的合成方法 |
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CN113979944A true CN113979944A (zh) | 2022-01-28 |
CN113979944B CN113979944B (zh) | 2023-08-22 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115850178A (zh) * | 2022-12-28 | 2023-03-28 | 宁夏格瑞精细化工有限公司 | 一种1-甲基-3-(三氟甲基)-1h-吡唑-5-醇的制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10287654A (ja) * | 1997-04-11 | 1998-10-27 | Nissan Chem Ind Ltd | ピラゾロン誘導体及び除草剤 |
CN105712925A (zh) * | 2014-12-05 | 2016-06-29 | 沈阳中化农药化工研发有限公司 | 一种取代的磺酰胺基(硫代)羰基化合物及其用途 |
CN108026051A (zh) * | 2015-11-16 | 2018-05-11 | 隆萨有限公司 | 制备1-甲基-3-(三氟甲基)-1h-吡唑-5-醇的方法 |
WO2018154097A1 (en) * | 2017-02-27 | 2018-08-30 | Lonza Ltd | Method for preparation of 1-methyl-3-(trifluoromethyl)-1h-pyrazol-5-ol |
CN111574511A (zh) * | 2020-06-28 | 2020-08-25 | 安徽久易农业股份有限公司 | 一种砜吡草唑的合成方法及其应用 |
-
2021
- 2021-11-29 CN CN202111428393.2A patent/CN113979944B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10287654A (ja) * | 1997-04-11 | 1998-10-27 | Nissan Chem Ind Ltd | ピラゾロン誘導体及び除草剤 |
CN105712925A (zh) * | 2014-12-05 | 2016-06-29 | 沈阳中化农药化工研发有限公司 | 一种取代的磺酰胺基(硫代)羰基化合物及其用途 |
CN108026051A (zh) * | 2015-11-16 | 2018-05-11 | 隆萨有限公司 | 制备1-甲基-3-(三氟甲基)-1h-吡唑-5-醇的方法 |
WO2018154097A1 (en) * | 2017-02-27 | 2018-08-30 | Lonza Ltd | Method for preparation of 1-methyl-3-(trifluoromethyl)-1h-pyrazol-5-ol |
CN111574511A (zh) * | 2020-06-28 | 2020-08-25 | 安徽久易农业股份有限公司 | 一种砜吡草唑的合成方法及其应用 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115850178A (zh) * | 2022-12-28 | 2023-03-28 | 宁夏格瑞精细化工有限公司 | 一种1-甲基-3-(三氟甲基)-1h-吡唑-5-醇的制备方法 |
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TR01 | Transfer of patent right |
Effective date of registration: 20240227 Address after: 458000 west end of Baoyuan Road, Baoshan circular economy industrial cluster area, Qibin District, Hebi City, Henan Province Patentee after: Hebi baoruide Chemical Co.,Ltd. Country or region after: China Address before: 311200 room 5-406a, building 5, No. 600, Yinhai street, Qiantang new area, Hangzhou, Zhejiang Patentee before: Hangzhou Ouchen Technology Co.,Ltd. Country or region before: China |
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Denomination of invention: A highly selective synthesis method of 1-methyl-3- (trifluoromethyl) -1H-pyrazole-5-ol Granted publication date: 20230822 Pledgee: China Postal Savings Bank Co.,Ltd. Hebi Branch Pledgor: Hebi baoruide Chemical Co.,Ltd. Registration number: Y2024980027279 |
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