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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

Crystallization of optical isomers of leukotriene antagonists using
(R)-4-nitro-.alpha.-methylbenezenemethonamine
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.
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