发明授权
US5288900A Crystallization of optical isomers of leukotriene antagonists using
(R)-4-nitro-.alpha.-methylbenezenemethonamine
失效
使用(R)-4-硝基-α-甲基苯乙胺胺对白三烯拮抗剂的光学异构体进行结晶
- 专利标题: Crystallization of optical isomers of leukotriene antagonists using (R)-4-nitro-.alpha.-methylbenezenemethonamine
- 专利标题(中): 使用(R)-4-硝基-α-甲基苯乙胺胺对白三烯拮抗剂的光学异构体进行结晶
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申请号: US30076申请日: 1993-04-22
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公开(公告)号: US5288900A公开(公告)日: 1994-02-22
- 发明人: Trevor Laird , Robert J. Mills
- 申请人: Trevor Laird , Robert J. Mills
- 申请人地址: PA Philadelphia
- 专利权人: Smithkline Beecham Corporation
- 当前专利权人: Smithkline Beecham Corporation
- 当前专利权人地址: PA Philadelphia
- 主分类号: A61K31/135
- IPC分类号: A61K31/135 ; A61K31/16 ; A61K31/19 ; A61K31/215 ; A61K31/41 ; A61P37/08 ; A61P43/00 ; C07B57/00 ; C07C211/29 ; C07C315/06 ; C07C317/46 ; C07C319/28 ; C07C323/56 ; C07D257/02 ; C07D307/54 ; C07D405/10 ; C07C317/06 ; C07C323/16 ; C07D257/04 ; C07D307/02
摘要:
This invention relates to certain salts of leukotriene antagonists and the use of certain amines to form these salts as a means for selectively crystallizing optical isomers of the leukotriene antagonists recited herein.
公开/授权文献
- US5916997A Weatherable copolymers 公开/授权日:1999-06-29
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