CN105541844B - 一种高纯度利拉利汀的简易制备方法 - Google Patents
一种高纯度利拉利汀的简易制备方法 Download PDFInfo
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- CN105541844B CN105541844B CN201610099179.XA CN201610099179A CN105541844B CN 105541844 B CN105541844 B CN 105541844B CN 201610099179 A CN201610099179 A CN 201610099179A CN 105541844 B CN105541844 B CN 105541844B
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- compound
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- linagliptin
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
- C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/07—Optical isomers
Abstract
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CN201610099179.XA CN105541844B (zh) | 2016-02-23 | 2016-02-23 | 一种高纯度利拉利汀的简易制备方法 |
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CN201610099179.XA CN105541844B (zh) | 2016-02-23 | 2016-02-23 | 一种高纯度利拉利汀的简易制备方法 |
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CN105541844A CN105541844A (zh) | 2016-05-04 |
CN105541844B true CN105541844B (zh) | 2017-05-03 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT201800005383A1 (it) | 2018-05-15 | 2019-11-15 | Intermedi e processi per la preparazione di linagliptin e suoi sali | |
CN110894198B (zh) * | 2018-09-13 | 2022-12-02 | 齐鲁制药有限公司 | 一种黄嘌呤类化合物及其制备方法和用途 |
CN111574463B (zh) * | 2019-02-19 | 2023-07-14 | 鲁南制药集团股份有限公司 | 一种利格列汀中间体化合物ⅳ |
CN111574520B (zh) * | 2019-02-19 | 2022-08-26 | 鲁南制药集团股份有限公司 | 一种利格列汀中间体化合物ⅴ |
CN112209929A (zh) * | 2020-11-15 | 2021-01-12 | 山东永丞制药有限公司 | 一种利格列汀的新制备工艺 |
CN112724140A (zh) * | 2020-12-22 | 2021-04-30 | 山东永丞制药有限公司 | 一种利格列汀新的制备工艺 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US20130123282A1 (en) * | 2011-11-16 | 2013-05-16 | Leonid Metsger | Solid state forms of linagliptin |
US9056112B2 (en) * | 2011-12-28 | 2015-06-16 | Dr. Reddy's Laboratories Limited | Process for preparation of pure linagliptin |
CN105073749A (zh) * | 2012-12-17 | 2015-11-18 | 迈兰实验室有限公司 | 制备利拉利汀的改进方法 |
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Denomination of invention: A simple preparation method of high purity liralitin Effective date of registration: 20211202 Granted publication date: 20170503 Pledgee: Yantai Branch of China Merchants Bank Co.,Ltd. Pledgor: VALIANT Co.,Ltd. Registration number: Y2021980013807 |
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Date of cancellation: 20220823 Granted publication date: 20170503 Pledgee: Yantai Branch of China Merchants Bank Co.,Ltd. Pledgor: VALIANT Co.,Ltd. Registration number: Y2021980013807 |
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