NOVEL MONTELUKAST 4-HALOBENZYLAMINE SALT AND METHOD FOR PREPARING MONTELUKAST SODIUM SALT BY USING THE SAME
申请人:Dong Kook Pharm. Co., Ltd.
公开号:US20130184464A1
公开(公告)日:2013-07-18
Disclosed are a novel montelukast 4-halobenzylamine salt, and a method for preparing a montelukast sodium salt by using the same. In the disclosed method, a montelukast 4-halobenzylamine salt represented by Formula 2 or a montelukast sodium salt represented by Formula 1 is prepared by obtaining a compound represented by Formula 3 from a compound represented by Formula 5, in the same reactor, without an additional obtaining process.
In Formula 2, X represents F, Cl, Br or I.
本文公开了一种新颖的蒙特鲁卡斯特4-卤苄胺盐,以及利用该盐制备蒙特鲁卡斯特钠盐的方法。在公开的方法中,通过在同一反应器中从式5代表的化合物获得式3代表的化合物,制备代表式2的蒙特鲁卡斯特4-卤苄胺盐或代表式1的蒙特鲁卡斯特钠盐,而无需额外的获得过程。在式2中,X代表F、Cl、Br或I。