CN102225960B - 一种烯丙雌醇的制备方法 - Google Patents
一种烯丙雌醇的制备方法 Download PDFInfo
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- CN102225960B CN102225960B CN2011101064933A CN201110106493A CN102225960B CN 102225960 B CN102225960 B CN 102225960B CN 2011101064933 A CN2011101064933 A CN 2011101064933A CN 201110106493 A CN201110106493 A CN 201110106493A CN 102225960 B CN102225960 B CN 102225960B
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CN2011101064933A CN102225960B (zh) | 2011-04-27 | 2011-04-27 | 一种烯丙雌醇的制备方法 |
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CN2011101064933A CN102225960B (zh) | 2011-04-27 | 2011-04-27 | 一种烯丙雌醇的制备方法 |
Publications (2)
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CN102225960A CN102225960A (zh) | 2011-10-26 |
CN102225960B true CN102225960B (zh) | 2012-11-07 |
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CN2011101064933A Active CN102225960B (zh) | 2011-04-27 | 2011-04-27 | 一种烯丙雌醇的制备方法 |
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Families Citing this family (2)
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CN102675393B (zh) * | 2012-04-09 | 2014-05-07 | 浙江仙琚制药股份有限公司 | 制备19-去甲-4-雄烯二酮的方法 |
CN105891342B (zh) * | 2014-11-06 | 2018-11-06 | 常州四药制药有限公司 | 烯丙雌醇杂质的制备方法及其在烯丙雌醇质量分析中的应用 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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GB841411A (en) * | 1957-04-10 | 1960-07-13 | Organon Labor Ltd | New 19-nor-steroid compounds and process for the preparation thereof |
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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GB841411A (en) * | 1957-04-10 | 1960-07-13 | Organon Labor Ltd | New 19-nor-steroid compounds and process for the preparation thereof |
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CN102225960A (zh) | 2011-10-26 |
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Application publication date: 20111026 Assignee: Hanshou Zhengyang Chemical Co., Ltd. Assignor: Changsha Chuyuan Biological Technology Co., Ltd. Contract record no.: 2014430000121 Denomination of invention: Preparation method of allylestrenol Granted publication date: 20121107 License type: Exclusive License Record date: 20140704 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
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Assignee: Hanshou Zhengyang Chemical Co., Ltd. Assignor: Changsha Chuyuan Biological Technology Co., Ltd. Contract record no.: 2014430000121 Date of cancellation: 20160120 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
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Effective date of registration: 20160526 Address after: 101100 Beijing city Tongzhou District town Zhangjiawan village two Si Patentee after: Beijing Keyifeng Biotech Development Co., Ltd. Address before: 410000 B building, block C5, torch City, Yuelu District hi tech Development Zone, Hunan, Changsha, 806 Patentee before: Changsha Chuyuan Biological Technology Co., Ltd. |