申请人:G. D. Searle & Co.
公开号:US04639524A1
公开(公告)日:1987-01-27
Compositions of matter are disclosed of compounds of the formula ##STR1## and the pharmaceutically acceptable acid addition salts thereof wherein X represents a halo, lower alkyl, hydrogen, trifluoromethyl, phenyl, or lower alkoxy substituent; Y represents --CN, --CONH.sub.2, --CON(R.sub.1).sub.2 or --CO.sub.2 R.sub.1 where R.sub.1 is a lower alkyl; m is the integer 1 or 2 and n is an integer from 1 to 3 inclusive; R.sub.2 represents lower alkyl; R.sub.3 represents lower alkyl or acetyl, aroyl, phenacetyl or trifluoracetyl; A, B, and D are carbonyl or methylene such that when one of A, B, or D is carbonyl, the others are methylene and R.sub.3 is lower alkyl, whereas when R.sub.3 is acetyl, aroyl, phenacetyl or trifluoroacetyl, A, B, and D are methylene. These compounds have utility as antiarrhythmic agents.
本发明公开了具有以下结构的化合物及其药学上可接受的酸盐:其中X代表卤素、低碳烷基、氢、三氟甲基、苯基或低烷氧基取代基;Y代表-CN、-CONH₂、-CON(R₁)₂或-CO₂R₁,其中R₁为低碳烷基;m为整数1或2,n为1至3的整数;R₂代表低碳烷基;R₃代表低碳烷基或乙酰基、芳酰基、苯乙酰基或三氟乙酰基;A、B和D为酰基或亚甲基,当A、B或D之一为酰基时,其他为亚甲基且R₃为低碳烷基;而当R₃为乙酰基、芳酰基、苯乙酰基或三氟乙酰基时,A、B和D为亚甲基。这些化合物可用作抗心律失常药物。