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公开(公告)号:US20080114187A1
公开(公告)日:2008-05-15
申请号:US12013848
申请日:2008-01-14
申请人: Gerald Tanoury , Chris Senanayaka , Donald Kessler
发明人: Gerald Tanoury , Chris Senanayaka , Donald Kessler
IPC分类号: C07C215/02
CPC分类号: A61K31/205 , C07B2200/13 , C07C231/24 , C07C233/25 , C07C233/43
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.
摘要翻译: 公开了制备R,R-福莫特醇L-酒石酸盐的高纯度盐的方法。 该方法通过重结晶新型多晶型物提供最热力学稳定的多晶型物。