CN106749168A - 一种制备2,4‑二甲基四氢噻吩‑3‑酮的方法 - Google Patents
一种制备2,4‑二甲基四氢噻吩‑3‑酮的方法 Download PDFInfo
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- CN106749168A CN106749168A CN201611267800.5A CN201611267800A CN106749168A CN 106749168 A CN106749168 A CN 106749168A CN 201611267800 A CN201611267800 A CN 201611267800A CN 106749168 A CN106749168 A CN 106749168A
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- acid
- dimethyl
- acids
- ketone
- organic solvent
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/26—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur 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
- C07D333/30—Hetero atoms other than halogen
- C07D333/32—Oxygen atoms
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
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Claims (9)
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CN201611267800.5A CN106749168B (zh) | 2016-12-31 | 2016-12-31 | 一种制备2,4-二甲基四氢噻吩-3-酮的方法 |
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CN201611267800.5A CN106749168B (zh) | 2016-12-31 | 2016-12-31 | 一种制备2,4-二甲基四氢噻吩-3-酮的方法 |
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CN106749168A true CN106749168A (zh) | 2017-05-31 |
CN106749168B CN106749168B (zh) | 2019-02-01 |
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CN201611267800.5A Active CN106749168B (zh) | 2016-12-31 | 2016-12-31 | 一种制备2,4-二甲基四氢噻吩-3-酮的方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108084148A (zh) * | 2017-11-15 | 2018-05-29 | 凯莱英医药集团(天津)股份有限公司 | 取代噻吩-3-酮类化合物的制备方法 |
CN108148041A (zh) * | 2017-11-15 | 2018-06-12 | 凯莱英医药集团(天津)股份有限公司 | 取代噻吩-3-酮类化合物的连续性合成方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN85106474A (zh) * | 1983-12-20 | 1987-04-29 | 山道士有限公司 | 氮-噻吩氯乙酰胺的制法 |
CN102229550A (zh) * | 2011-05-25 | 2011-11-02 | 原平市同利化工有限责任公司 | 一种3-巯基丙酸的制备方法 |
KR20120084675A (ko) * | 2011-01-20 | 2012-07-30 | 주식회사 케이오씨솔루션 | 3-메르캅토(메타)프로피온산의 제조방법 및 이를 이용한 메르캅토기를 갖는 (메타)카르본산 에스테르 화합물 |
US8258340B2 (en) * | 2008-03-12 | 2012-09-04 | Showa Denko K.K. | Method for producing β-mercapto carboxylic acids |
-
2016
- 2016-12-31 CN CN201611267800.5A patent/CN106749168B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN85106474A (zh) * | 1983-12-20 | 1987-04-29 | 山道士有限公司 | 氮-噻吩氯乙酰胺的制法 |
US8258340B2 (en) * | 2008-03-12 | 2012-09-04 | Showa Denko K.K. | Method for producing β-mercapto carboxylic acids |
KR20120084675A (ko) * | 2011-01-20 | 2012-07-30 | 주식회사 케이오씨솔루션 | 3-메르캅토(메타)프로피온산의 제조방법 및 이를 이용한 메르캅토기를 갖는 (메타)카르본산 에스테르 화합물 |
CN102229550A (zh) * | 2011-05-25 | 2011-11-02 | 原平市同利化工有限责任公司 | 一种3-巯基丙酸的制备方法 |
Non-Patent Citations (3)
Title |
---|
FREDGA, ARNE等: "Derivatives of 2-mercaptoisobutyric acid", 《ARKIV FOER KEMI, MINERALOGI OCH GEOLOGI》 * |
阮久勇 等: "(S)-3-苯甲酰巯基-2-甲基丙酸的合成及表征", 《化工进展》 * |
韩长日: "《精细有机化工产品生产技术手册》", 31 May 2010, 北京:中国石化出版社 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108084148A (zh) * | 2017-11-15 | 2018-05-29 | 凯莱英医药集团(天津)股份有限公司 | 取代噻吩-3-酮类化合物的制备方法 |
CN108148041A (zh) * | 2017-11-15 | 2018-06-12 | 凯莱英医药集团(天津)股份有限公司 | 取代噻吩-3-酮类化合物的连续性合成方法 |
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CN106749168B (zh) | 2019-02-01 |
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Address after: 102206 6th floor, building 4, hospital 9, medical Road, Life Science Park, Changping District, Beijing Patentee after: Purpana (Beijing) Technologies Co.,Ltd. Address before: 102206, No. 9, building 4, 4 Life Garden Road, Changping District science and Technology Park, Beijing, 401 Patentee before: Purpana (Beijing) Technologies Co.,Ltd. |
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Denomination of invention: A method for preparing 2,4-dimethyltetrahydrothiophene-3-one Effective date of registration: 20210702 Granted publication date: 20190201 Pledgee: Agricultural Development Bank of China Baiyin branch business department Pledgor: Purpana (Beijing) Technologies Co.,Ltd. Registration number: Y2021990000573 |