| 发明名称 |
A PROCESS FOR PREPARATION OF BISPHOSPHONIC ACID COMPOUNDS |
| 摘要 |
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. |
| 申请公布号 |
WO2005044831(A2) |
申请公布日期 |
2005.05.19 |
| 申请号 |
WO2004IN00238 |
申请日期 |
2004.08.10 |
| 申请人 |
SUN PHARMACEUTICAL INDUSTRIES LIMITED;PATEL, VIJAYKUMAR MULJIBHAI;CHITTURI, TRINADHA RAO;THENNATI, RAJAMANNAR |
发明人 |
PATEL, VIJAYKUMAR MULJIBHAI;CHITTURI, TRINADHA RAO;THENNATI, RAJAMANNAR |
| 分类号 |
C07F9/38;C07F9/58;C07F9/6506;C07F9/6561 |
主分类号 |
C07F9/38 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
