申请人:THE WELLCOME FOUNDATION LIMITED
公开号:EP0054756A2
公开(公告)日:1982-06-30
Compounds of the formula (IV):
or acid addition salts thereof, wherein one of the groups R5 is a group O(CH2)nYR7 wherein Y is an oxygen or sulphur atom or a methylene, OCH2 or SCH2 group, n is an integer from 1 to 5 and R7 is an optionally substituted phenyl group; the other group R5 and R6 being the same or different, each being hydrogen, halogen, C2-4alkenyl, C2-4alkenyloxy, nitro, cyano, hydroxy, benzyloxy, C1-4alkyl or C1-4alkoxy, the alkyl or alkoxy group being substituted by halogen, hydroxy, or C1-2alkoxy; amino optionally substituted by one or two C1-4 alkyl or C1-4acyl groups or the nitrogen atom forming part of a five or six membered heterocyclic ring, a group -OSO2R8 or S(O)rR8 wherein R8 is C1-3alkyl and r is 0,1 or 2 a group -COR9 wherein R9 is methyl, ethyl, methoxy, ethoxy, amino, methylamino, ethylamino, dimethylamino or diethylamino, are useful for the treatment of bacterial infections. A process for preparing these compounds and novel chemical intermediates used in their preparation are disclosed as is the first medical use of the compounds of the formula (IV) and pharmaceutical compositions containing them.
式 (IV) 的化合物:
或其酸加成盐,其中一个基团 R5 是基团 O(
CH2)nYR7,其中 Y 是
氧原子或
硫原子或亚
甲基、O 或 S 基团,n 是 1 至 5 的整数,R7 是任选取代的
苯基;另一个基团 R5 和 R6 相同或不同,各自为
氢、卤素、C2-4 烷基、C2-4 烷
氧基、硝基、
氰基、羟基、苄
氧基、C1-4 烷基或 C1-4 烷
氧基,烷基或烷
氧基被卤素、羟基或 C1-2 烷
氧基取代;被一个或两个 C1-4 烷基或 C1-4acyl 基团或构成五或六位杂环的
氮原子任选取代的
氨基、基团 -
OSO2R8 或 S(O)rR8 (其中 R8 为 C1-3 烷基,r 为 0、1 或 2)、基团 -COR9 (其中 R9 为
甲基、乙基、甲
氧基、乙
氧基、
氨基、甲
氨基、乙
氨基、
二甲氨基或二乙
氨基),可用于治疗细菌感染。本发明公开了制备这些化合物的工艺以及用于制备这些化合物的新型
化学中间体,并首次公开了式 (IV) 化合物的医学用途以及含有这些化合物的药物组合物。