发明名称 |
Process for preparing water-soluble phosphonooxymethyl derivatives of alcohol and phenol |
摘要 |
The application discloses a process for preparing watersoluble phosphonooxymethyl derivatives comprising the steps of
wherein R-OH represents an alcohol- or phenol-containing drug, n represents an integer of 1 or 2, R 1 is hydrogen, an alkali metal ion, or a pharmaceutically acceptable cation, and R 2 is hydrogen, an alkali metal ion, or a pharmaceutically acceptable cation;
wherein the second step comprises reacting the R-O-CH 2 Cl with an excess of phosphoric acid and a base in a suitable solvent.
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申请公布号 |
EP2058320(A1) |
申请公布日期 |
2009.05.13 |
申请号 |
EP20090153421 |
申请日期 |
2002.12.20 |
申请人 |
GUILFORD PHARMACEUTICALS INC. |
发明人 |
BONNEVILLE, GEORGE;DELAHANTY, GREG;WALZ, ANDREW J. |
分类号 |
C07F9/655;C07H17/04;A61K31/66;A61K31/663;A61K31/665;A61K31/675;A61K31/7048;A61K38/00;A61P3/02;A61P23/00;A61P35/00;A61P37/02;C07F9/09;C07F9/6515;C07F9/6561;C07K7/64 |
主分类号 |
C07F9/655 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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