CN102617484B - 盐酸吉西他滨制备过程中胞嘧啶的回收处理方法 - Google Patents
盐酸吉西他滨制备过程中胞嘧啶的回收处理方法 Download PDFInfo
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- CN102617484B CN102617484B CN201210047208.XA CN201210047208A CN102617484B CN 102617484 B CN102617484 B CN 102617484B CN 201210047208 A CN201210047208 A CN 201210047208A CN 102617484 B CN102617484 B CN 102617484B
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- cytosine
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- gemcitabine hydrochloride
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Description
化学位移(ppm) | 质子数 | 质子归属 |
7.50 | 1 | 1 |
3.3 | 1 | 2 |
2.0 | 2 | 3 |
8.0 | 1 | 4 |
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CN201210047208.XA CN102617484B (zh) | 2011-06-30 | 2012-02-28 | 盐酸吉西他滨制备过程中胞嘧啶的回收处理方法 |
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CN201110181320 | 2011-06-30 | ||
CN201110181320.8 | 2011-06-30 | ||
CN201210047208.XA CN102617484B (zh) | 2011-06-30 | 2012-02-28 | 盐酸吉西他滨制备过程中胞嘧啶的回收处理方法 |
Publications (2)
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CN102617484A CN102617484A (zh) | 2012-08-01 |
CN102617484B true CN102617484B (zh) | 2014-05-14 |
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Citations (1)
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CN101010329A (zh) * | 2004-12-30 | 2007-08-01 | 韩美药品株式会社 | 2’-脱氧-2’,2’-二氟胞苷的制备方法 |
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WO2006095359A1 (en) * | 2005-03-10 | 2006-09-14 | Sms Pharmaceuticals Limited | Synthesis of 2-deoxy-2, 2-di fluoro-d-ribo furanose-3, 5 di(4-methy/4-nitro-chloro)benzoate and its conversion to gemcitabine hydrochloride thereof |
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101010329A (zh) * | 2004-12-30 | 2007-08-01 | 韩美药品株式会社 | 2’-脱氧-2’,2’-二氟胞苷的制备方法 |
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Application publication date: 20120801 Assignee: LIANYUNGANG HENGYUN MEDICAL TECHNOLOGY Co.,Ltd. Assignor: JIANGSU HANSOH PHARMACEUTICAL Co.,Ltd. Contract record no.: 2015990000699 Denomination of invention: Process for recycling cytosine during preparing process of gemcitabine hydrochloride Granted publication date: 20140514 License type: Exclusive License Record date: 20150729 |
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Address after: Tenth Industrial Zone, Lianyungang, Jiangsu, China, 222047 Patentee after: JIANGSU HANSOH PHARMACEUTICAL GROUP Co.,Ltd. Address before: Tenth Industrial Zone, Lianyungang, Jiangsu, China, 222047 Patentee before: Jiangsu best Pharmaceutical Co.,Ltd. Address after: Tenth Industrial Zone, Lianyungang, Jiangsu, China, 222047 Patentee after: Jiangsu best Pharmaceutical Co.,Ltd. Address before: Tenth Industrial Zone, Lianyungang, Jiangsu, China, 222047 Patentee before: JIANGSU HANSOH PHARMACEUTICAL Co.,Ltd. |