CN101177441B - 一种稳定的阿奇霉素一水合物结晶的制备方法 - Google Patents
一种稳定的阿奇霉素一水合物结晶的制备方法 Download PDFInfo
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- CN101177441B CN101177441B CN2007101717844A CN200710171784A CN101177441B CN 101177441 B CN101177441 B CN 101177441B CN 2007101717844 A CN2007101717844 A CN 2007101717844A CN 200710171784 A CN200710171784 A CN 200710171784A CN 101177441 B CN101177441 B CN 101177441B
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- azithromycin
- water
- crystallization
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- azythromycin
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CN2007101717844A CN101177441B (zh) | 2007-12-05 | 2007-12-05 | 一种稳定的阿奇霉素一水合物结晶的制备方法 |
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CN2007101717844A CN101177441B (zh) | 2007-12-05 | 2007-12-05 | 一种稳定的阿奇霉素一水合物结晶的制备方法 |
Publications (2)
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CN101177441A CN101177441A (zh) | 2008-05-14 |
CN101177441B true CN101177441B (zh) | 2012-05-23 |
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CN2007101717844A Active CN101177441B (zh) | 2007-12-05 | 2007-12-05 | 一种稳定的阿奇霉素一水合物结晶的制备方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101445532B (zh) * | 2008-12-30 | 2011-09-21 | 广东东阳光药业有限公司 | 阿奇霉素一水合物结晶的制备方法 |
CN102417531B (zh) * | 2011-12-20 | 2014-06-11 | 浙江国邦药业有限公司 | 一种阿奇霉素一水合物的制备方法 |
CN105001283B (zh) * | 2015-07-09 | 2017-03-08 | 北京红太阳药业有限公司 | 阿奇霉素的精制方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0298650A2 (en) * | 1987-07-09 | 1989-01-11 | Pfizer Inc. | Azithromycin dihydrate |
EP1400528A1 (en) * | 2002-07-19 | 2004-03-24 | Alembic Limited | An improved process for the preparation of azithromycin monohydrate |
EP1227102B1 (en) * | 2001-01-29 | 2004-03-31 | Alembic Limited | An improved process for the preparation of non-hygroscopic azithromycin dihydrate |
EP1712556A1 (en) * | 1999-06-29 | 2006-10-18 | Sandoz AG | Azithromycin monohydrate |
-
2007
- 2007-12-05 CN CN2007101717844A patent/CN101177441B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0298650A2 (en) * | 1987-07-09 | 1989-01-11 | Pfizer Inc. | Azithromycin dihydrate |
EP1712556A1 (en) * | 1999-06-29 | 2006-10-18 | Sandoz AG | Azithromycin monohydrate |
EP1227102B1 (en) * | 2001-01-29 | 2004-03-31 | Alembic Limited | An improved process for the preparation of non-hygroscopic azithromycin dihydrate |
EP1400528A1 (en) * | 2002-07-19 | 2004-03-24 | Alembic Limited | An improved process for the preparation of azithromycin monohydrate |
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CN101177441A (zh) | 2008-05-14 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Method for preparing stable azithromycin monohydrate crystal Effective date of registration: 20211227 Granted publication date: 20120523 Pledgee: Jinhua Branch of Bank of Ningbo Co.,Ltd. Pledgor: ZHEJIANG NEXCHEM PHARMACEUTICAL Co.,Ltd. Registration number: Y2021330002673 |
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Date of cancellation: 20230615 Granted publication date: 20120523 Pledgee: Jinhua Branch of Bank of Ningbo Co.,Ltd. Pledgor: ZHEJIANG NEXCHEM PHARMACEUTICAL Co.,Ltd. Registration number: Y2021330002673 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |