CN105906545B - 一种合成西他沙星中间体(7s)-5-氮杂螺[2.4]庚烷-7-基氨基甲酸叔丁酯的制备方法 - Google Patents
一种合成西他沙星中间体(7s)-5-氮杂螺[2.4]庚烷-7-基氨基甲酸叔丁酯的制备方法 Download PDFInfo
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- CN105906545B CN105906545B CN201610301567.1A CN201610301567A CN105906545B CN 105906545 B CN105906545 B CN 105906545B CN 201610301567 A CN201610301567 A CN 201610301567A CN 105906545 B CN105906545 B CN 105906545B
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- heptane
- azaspiros
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/54—Spiro-condensed
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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
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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CN201610301567.1A CN105906545B (zh) | 2016-05-06 | 2016-05-06 | 一种合成西他沙星中间体(7s)-5-氮杂螺[2.4]庚烷-7-基氨基甲酸叔丁酯的制备方法 |
US16/062,846 US10358417B2 (en) | 2016-05-06 | 2017-04-25 | Method for preparing efficiently synthetic sitafloxacin intermediate (7S)-5-azaspiro[2.4]heptane-7-yl tert-butyl carbamate |
PCT/CN2017/081893 WO2017190609A1 (zh) | 2016-05-06 | 2017-04-25 | 一种高效合成西他沙星中间体(7s)-5-氮杂螺[2.4]庚烷-7-基氨基甲酸叔丁酯的制备方法 |
Applications Claiming Priority (1)
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CN201610301567.1A CN105906545B (zh) | 2016-05-06 | 2016-05-06 | 一种合成西他沙星中间体(7s)-5-氮杂螺[2.4]庚烷-7-基氨基甲酸叔丁酯的制备方法 |
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CN105906545A CN105906545A (zh) | 2016-08-31 |
CN105906545B true CN105906545B (zh) | 2018-06-29 |
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CN201610301567.1A Active CN105906545B (zh) | 2016-05-06 | 2016-05-06 | 一种合成西他沙星中间体(7s)-5-氮杂螺[2.4]庚烷-7-基氨基甲酸叔丁酯的制备方法 |
Country Status (3)
Country | Link |
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US (1) | US10358417B2 (zh) |
CN (1) | CN105906545B (zh) |
WO (1) | WO2017190609A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105906545B (zh) * | 2016-05-06 | 2018-06-29 | 广州康瑞泰药业有限公司 | 一种合成西他沙星中间体(7s)-5-氮杂螺[2.4]庚烷-7-基氨基甲酸叔丁酯的制备方法 |
CN107879966B (zh) * | 2017-10-16 | 2020-01-10 | 扬子江药业集团有限公司 | 一种西他沙星关键中间体的制备方法 |
US20220363667A1 (en) | 2018-07-17 | 2022-11-17 | Nippon Chemiphar Co., Ltd. | T-type calcium channel blocker |
CN109232530B (zh) * | 2018-10-25 | 2020-05-22 | 苏州东瑞制药有限公司 | 一种西他沙星制备方法 |
US20220226299A1 (en) * | 2019-03-29 | 2022-07-21 | Nippon Chemiphar Co., Ltd. | Use of t-type calcium channel blocker for treating pruritus |
CN110483369B (zh) * | 2019-09-12 | 2020-10-02 | 广州康瑞泰药业有限公司 | 合成(7s)-5-氮杂螺[2.4]庚烷-7-基氨基甲酸叔丁酯的方法 |
CN114195761B (zh) * | 2021-12-23 | 2023-04-14 | 浙江普洛家园药业有限公司 | 一种高纯度西他沙星3/2水合物的制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103420896A (zh) * | 2013-08-01 | 2013-12-04 | 苏州楚凯药业有限公司 | 一种5-苄基-7(s)-叔丁氧羰基氨基-5-氮杂螺[2,4]庚烷的制备方法 |
CN104557871A (zh) * | 2013-10-28 | 2015-04-29 | 上海汇伦生命科技有限公司 | 具有螺环取代基的芳基吗啉类化合物,其制备方法和用途 |
CN105330590A (zh) * | 2015-10-15 | 2016-02-17 | 广州盈雅药业有限公司 | 西他沙星五元环侧链中间体的制备方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3596919B2 (ja) * | 1994-12-07 | 2004-12-02 | 第一製薬株式会社 | 高純度光学活性化合物の製造法 |
CN101759629B (zh) | 2009-12-22 | 2012-01-11 | 北大方正集团有限公司 | 西他沙星中间体的制备方法 |
CN103360310B (zh) | 2012-04-06 | 2016-03-09 | 深圳信立泰药业股份有限公司 | 一种西他沙星中间体、西他沙星的制备方法和西他沙星药物组合物 |
CN104230790B (zh) | 2014-09-03 | 2016-06-08 | 苏州纳驰生物科技有限公司 | 一种西他沙星侧链中间体制备方法 |
CN104803857B (zh) | 2015-03-18 | 2017-03-01 | 苏州纳驰生物科技有限公司 | 西他沙星三元环中间体制备方法 |
CN105906545B (zh) * | 2016-05-06 | 2018-06-29 | 广州康瑞泰药业有限公司 | 一种合成西他沙星中间体(7s)-5-氮杂螺[2.4]庚烷-7-基氨基甲酸叔丁酯的制备方法 |
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2016
- 2016-05-06 CN CN201610301567.1A patent/CN105906545B/zh active Active
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2017
- 2017-04-25 WO PCT/CN2017/081893 patent/WO2017190609A1/zh active Application Filing
- 2017-04-25 US US16/062,846 patent/US10358417B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103420896A (zh) * | 2013-08-01 | 2013-12-04 | 苏州楚凯药业有限公司 | 一种5-苄基-7(s)-叔丁氧羰基氨基-5-氮杂螺[2,4]庚烷的制备方法 |
CN104557871A (zh) * | 2013-10-28 | 2015-04-29 | 上海汇伦生命科技有限公司 | 具有螺环取代基的芳基吗啉类化合物,其制备方法和用途 |
CN105330590A (zh) * | 2015-10-15 | 2016-02-17 | 广州盈雅药业有限公司 | 西他沙星五元环侧链中间体的制备方法 |
Non-Patent Citations (1)
Title |
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西他沙星关键中间体胺基氮杂螺环的不对称合成;赖增伟 等;《中国药科大学学报》;20141231;第45卷(第4期);第400-404页 * |
Also Published As
Publication number | Publication date |
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US20180370914A1 (en) | 2018-12-27 |
WO2017190609A1 (zh) | 2017-11-09 |
US10358417B2 (en) | 2019-07-23 |
CN105906545A (zh) | 2016-08-31 |
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Denomination of invention: A synthesis method of tert butyl (7S) - 5-azaspiro [2.4] heptane-7-carbamate Effective date of registration: 20191127 Granted publication date: 20180629 Pledgee: Dongshan Branch of Guangzhou Bank Co., Ltd. Pledgor: Guangzhou Kang Ruitai pharmaceutcal corporation, Ltd Registration number: Y2019440000234 |
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Date of cancellation: 20201230 Granted publication date: 20180629 Pledgee: Dongshan Branch of Guangzhou Bank Co.,Ltd. Pledgor: CHEN-STONE (GUANGZHOU) Co.,Ltd. Registration number: Y2019440000234 |
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