Dihydropyridine anti-ischaemic and antihypertensive agents, processes for their production, and pharmaceutical compositions containing them
申请人:Pfizer Limited
公开号:EP0089167A2
公开(公告)日:1983-09-21
Dihydropyridines of the formula:-
and their pharmaceutically acceptable acid addition salts wherein Y is -(CH2)2-, -(CH2)3-, -CH2CH(CH3)- or -CH2C(CH3)2 -;
R is aryl or heteroaryl;
R1 and R2 are each independently C,-C4 alkyl or 2-methoxyethyl; and
R3 is hydrogen, C1-C4 alkyl, 2-(C1-C4 alkoxy) ethyl, cyclopropylmethyl, benzyl, or- (CH2)m COR4 where m is 1, 2 or 3 and R4 is hydroxy, C1-C4 alkoxy or - NRR56 where R5 and R6 are each independently hydrogen or C1-C4 alkyl, pharmaceutical compositions containing them, and processes for their production.
The compounds are particularly useful in the treatment or prevention of a variety of cardiac conditions, e.g. angina pectoris.
式中的二氢吡啶: - 及其药学上可接受的酸加成盐 其中 Y 是-(CH2)2-、-(CH2)3-、-CH2CH(CH3)-或-CH2C(CH3)2-;R 是芳基或杂芳基;R1 和 R2 各自独立地是 C,-C4烷基或 2-甲氧基乙基; R3是氢、C1-C4烷基、2-(C1-C4烷氧基)乙基、环丙基甲基、苄基或-(CH2)m COR4,其中m是1、2或3,R4是羟基、C1-C4烷氧基或-NRR56,其中R5和R6各自独立地是氢或C1-C4烷基。 这些化合物特别适用于治疗或预防各种心脏疾病,如心绞痛。