Novel 4-[2,3 or 4(3-amino-2-hydroxypropoxy) phenyl]- and 5-[2,3 or 4(3-amino-2-hydroxypropoxy) phenyl]-1,2,3-thiadiazole derivatives which may be further substituted at the C-5 or C-4 position of the thiadiazole ring, respectively, by a lower alkyl, phenyl, trifluoromethyl, carboxy, alkoxycarbonyl, cyano or an aminocarbonyl group, and the pharmaceutically acceptable acid addition salts thereof and processes for the production of such compounds; 4-[4(3-t-butylamino-2-hydroxypropoxy)phenyl]-1,2,3-thiadiazole and 5-[4(3-t-butylamino-2-hydroxypropoxy)phenyl]-1,2,3-thiadiazole are representative of the class. These compounds possess cardiovascular activity and are useful for the treatment of abnormal heart conditions in mammals.
这是一种新型的衍
生物,名称为4-[2,3或4-(3-
氨基-2-羟基丙氧基)苯基]-和5-[2,3或4-(3-
氨基-2-羟基丙氧基)苯基]-1,2,3-
噻二唑,它们可以在
噻二唑环的C-5或C-4位置进一步取代,分别为较低的烷基、苯基、三
氟甲基、羧基、烷氧基羰基、
氰基或
氨基羰基基团,以及它们的药用可接受的酸盐和制备这些化合物的过程;4-[4-(3-t-丁基
氨基-2-羟基丙氧基)苯基]-1,2,3-
噻二唑和5-[4-(3-t-丁基
氨基-2-羟基丙氧基)苯基]-1,2,3-
噻二唑是该类化合物的代表。这些化合物具有心血管活性,可用于治疗哺乳动物的异常心脏病状。