CN114853663A - 一种制备2,2,6,6-四甲基-4-哌啶酮的方法 - Google Patents
一种制备2,2,6,6-四甲基-4-哌啶酮的方法 Download PDFInfo
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- CN114853663A CN114853663A CN202210509079.5A CN202210509079A CN114853663A CN 114853663 A CN114853663 A CN 114853663A CN 202210509079 A CN202210509079 A CN 202210509079A CN 114853663 A CN114853663 A CN 114853663A
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- Prior art keywords
- tetramethyl
- piperidone
- reaction kettle
- reaction
- temperature
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- 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.)
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/68—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
- C07D211/72—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, directly attached to ring carbon atoms
- C07D211/74—Oxygen atoms
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- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Hydrogenated Pyridines (AREA)
Abstract
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Priority Applications (1)
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CN202210509079.5A CN114853663A (zh) | 2022-05-11 | 2022-05-11 | 一种制备2,2,6,6-四甲基-4-哌啶酮的方法 |
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CN202210509079.5A CN114853663A (zh) | 2022-05-11 | 2022-05-11 | 一种制备2,2,6,6-四甲基-4-哌啶酮的方法 |
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CN114853663A true CN114853663A (zh) | 2022-08-05 |
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CN202210509079.5A Pending CN114853663A (zh) | 2022-05-11 | 2022-05-11 | 一种制备2,2,6,6-四甲基-4-哌啶酮的方法 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4663459A (en) * | 1984-02-16 | 1987-05-05 | Adeka Argus Chemical Co., Ltd. | Method for preparing 2,2,6,6-tetramethyl-4-oxopiperidine |
JPH03188066A (ja) * | 1989-12-15 | 1991-08-16 | Daicel Chem Ind Ltd | 2.2.6.6―テトラメチル―4―オキソメチルピペリジンの製造法 |
DE19634157A1 (de) * | 1996-08-23 | 1998-02-26 | Basf Ag | Verfahren zur Herstellung von 2,2,6,6-Tetramethylpiperidin-4-on |
CN102659671A (zh) * | 2012-04-20 | 2012-09-12 | 天津益元生化科技有限公司 | 一种四甲基哌啶酮的制备方法 |
CN107674019A (zh) * | 2017-10-25 | 2018-02-09 | 宿迁市振兴化工有限公司 | 一种1,2,2,6,6‑五甲基‑4‑哌啶酮的合成方法 |
CN110407738A (zh) * | 2019-08-13 | 2019-11-05 | 宿迁市振兴化工有限公司 | 一种三丙酮胺的制备方法 |
-
2022
- 2022-05-11 CN CN202210509079.5A patent/CN114853663A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4663459A (en) * | 1984-02-16 | 1987-05-05 | Adeka Argus Chemical Co., Ltd. | Method for preparing 2,2,6,6-tetramethyl-4-oxopiperidine |
JPH03188066A (ja) * | 1989-12-15 | 1991-08-16 | Daicel Chem Ind Ltd | 2.2.6.6―テトラメチル―4―オキソメチルピペリジンの製造法 |
DE19634157A1 (de) * | 1996-08-23 | 1998-02-26 | Basf Ag | Verfahren zur Herstellung von 2,2,6,6-Tetramethylpiperidin-4-on |
CN102659671A (zh) * | 2012-04-20 | 2012-09-12 | 天津益元生化科技有限公司 | 一种四甲基哌啶酮的制备方法 |
CN107674019A (zh) * | 2017-10-25 | 2018-02-09 | 宿迁市振兴化工有限公司 | 一种1,2,2,6,6‑五甲基‑4‑哌啶酮的合成方法 |
CN110407738A (zh) * | 2019-08-13 | 2019-11-05 | 宿迁市振兴化工有限公司 | 一种三丙酮胺的制备方法 |
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Inventor after: Xiang Zhanbo Inventor after: Hu Xinli Inventor after: Zhao Xiaofeng Inventor after: Shi Xiao Inventor after: Cai Hongyun Inventor after: Chen Yifan Inventor before: Xiang Zhanbo Inventor before: Hu Xinli Inventor before: Zhao Xiaofeng Inventor before: Shi Xiao Inventor before: Cai Hongyun Inventor before: Chen Yifan |
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