CN100410243C - 一种喹诺酮类药物中间体的制备方法 - Google Patents
一种喹诺酮类药物中间体的制备方法 Download PDFInfo
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- CN100410243C CN100410243C CNB031347126A CN03134712A CN100410243C CN 100410243 C CN100410243 C CN 100410243C CN B031347126 A CNB031347126 A CN B031347126A CN 03134712 A CN03134712 A CN 03134712A CN 100410243 C CN100410243 C CN 100410243C
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CNB031347126A CN100410243C (zh) | 2003-09-29 | 2003-09-29 | 一种喹诺酮类药物中间体的制备方法 |
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CNB031347126A CN100410243C (zh) | 2003-09-29 | 2003-09-29 | 一种喹诺酮类药物中间体的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN1603311A CN1603311A (zh) | 2005-04-06 |
CN100410243C true CN100410243C (zh) | 2008-08-13 |
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CNB031347126A Expired - Fee Related CN100410243C (zh) | 2003-09-29 | 2003-09-29 | 一种喹诺酮类药物中间体的制备方法 |
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Families Citing this family (1)
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CN113861109A (zh) * | 2021-10-23 | 2021-12-31 | 辽宁大学 | 一种4-氯喹啉类化合物的合成方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1081672A (zh) * | 1992-06-16 | 1994-02-09 | 日本新药株式会社 | 羧酸衍生物及其制备方法 |
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1081672A (zh) * | 1992-06-16 | 1994-02-09 | 日本新药株式会社 | 羧酸衍生物及其制备方法 |
Non-Patent Citations (2)
Title |
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诺氟沙星生产工艺浅析. 陈振华等.广东药学,第12卷第2期. 2002 |
诺氟沙星生产工艺浅析. 陈振华等.广东药学,第12卷第2期. 2002 * |
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Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhejiang Xinhua Pharmaceutical Co., Ltd. Assignor: Dezhong Wanquan Pharmaceuticals Tech. Dev. Co., Ltd., Beijing Contract fulfillment period: 2008.8.15 to 2013.8.14 contract change Contract record no.: 2009330001437 Denomination of invention: Process for preparing quinolone pharmaceutical intermediates Granted publication date: 20080813 License type: Exclusive license Record date: 2009.6.17 |
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LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.8.15 TO 2013.8.14; CHANGE OF CONTRACT Name of requester: ZHEJIANG XINHUA PHARMA CHEMICAL CO., LTD. Effective date: 20090617 |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080813 Termination date: 20140929 |
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EXPY | Termination of patent right or utility model |