申请人:Beecham Group Limited
公开号:US04036964A1
公开(公告)日:1977-07-19
3-Carboxyisocoumarins, 2-thiaisocoumarins and related isocarbostyrils are useful anti-allergic agents. Several of these compounds are novel, and a process for their preparation is provided.
3-羧基异香豆素、2-硫代异香豆素及相关的异羧基苯乙烯衍生物是有用的抗过敏药物。其中几种化合物是新颖的,并提供了它们的制备方法。