发明名称 A PROCESS FOR PREPARATION OF BISPHOSPHONIC ACID COMPOUNDS
摘要 <p>The present invention provides a novel process for preparation of bisphosphonic acids or salts thereof, e.g. alendronic acid, by reacting a carboxylic acid, phosphorous acid and a halophosphorous compound in a water miscible neutral solvent.</p>
申请公布号 CA2536229(A1) 申请公布日期 2005.05.19
申请号 CA20042536229 申请日期 2004.08.10
申请人 SUN PHARMACEUTICAL INDUSTRIES LIMITED 发明人 THENNATI, RAJAMANNAR;CHITTURI, TRINADHA RAO;PATEL, VIJAYKUMAR MULJIBHAI
分类号 C07F9/38;C07F9/58;C07F9/6506;C07F9/6561 主分类号 C07F9/38
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