TRICYCLIC TRIAZOLOBENZAZEPINE DERIVATIVES, PROCESS FOR PRODUCING THE SAME, AND ANTIALLERGIC
申请人:Meiji Seika Kaisha, Ltd.
公开号:EP1026167A1
公开(公告)日:2000-08-09
Tricyclic triazolobenzazepine derivatives in the form of a prodrug are provided. The compounds according to the present invention are those represented by formula (I) and pharmacologically acceptable salts and solvates thereof. The compounds are useful as antiallergic agents and exhibit excellent bioavailability.
wherein R1 represents hydrogen, OH, alkyl or phenyl alkyl,
R2, R3, R4, and R5 represent hydrogen, halogen, optionally protected hydroxyl, formyl, optionally substituted alkyl, alkenyl, alkoxy or the like, and
Q represents a group selected from the following groups (i) to (iv), halogen, or alkoxy:
本发明提供了原药形式的三环三唑并氮杂卓衍生物。根据本发明的化合物是由式(I)代表的化合物及其药理学上可接受的盐和溶液。这些化合物可用作抗过敏剂,并具有良好的生物利用度。
其中 R1 代表氢、OH、烷基或苯基烷基、
R2、R3、R4 和 R5 代表氢、卤素、任选保护的羟基、甲酰基、任选取代的烷基、烯基、烷氧基或类似物,以及
Q 代表选自以下基团 (i) 至 (iv)、卤素或烷氧基: