发明名称 Crystalline Form of Tenofovir Disoproxil and a Process for Its Preparation
摘要 Crystalline Form C of tenofovir disoproxil, salts thereof and a process for its preparation. The process involves adding a solution comprising tenofovir disoproxil and an organic solvent to salt-saturated water, whereby the crystalline Form C of tenofovir disoproxil precipitates. The crystalline Form C of tenofovir disoproxil may be converted to a salt thereof. There is also provided a process for purifying a crude product comprising tenofovir monoisoproxil and tenofovir disoproxil.
申请公布号 US2011112292(A1) 申请公布日期 2011.05.12
申请号 US20080989147 申请日期 2008.07.30
申请人 CIPLA LIMITED 发明人 PHULL MANJINDER SINGH;KANKAN RAJENDRA NARAYANRAO;RAO DHARMARAJ RAMACHANDRA
分类号 C07F9/6561 主分类号 C07F9/6561
代理机构 代理人
主权项
地址