- 专利标题: Formoterol tartrate polymorph
-
申请号: US10238204申请日: 2002-09-10
-
公开(公告)号: US06720453B2公开(公告)日: 2004-04-13
- 发明人: Gerald J. Tanoury , Chris H. Senanayake , Donald W Kessler
- 申请人: Gerald J. Tanoury , Chris H. Senanayake , Donald W Kessler
- 主分类号: C07C23120
- IPC分类号: C07C23120
摘要:
A method of preparation of a highly pure salt of R,R-formoterol L-tartrate is disclosed. The process provides the most thermodynamically stable polymorph by recrystallization of a novel polymorph.
公开/授权文献
- US20030149304A1 Formoterol tartrate polymorph 公开/授权日:2003-08-07
信息查询