1,4-Dihydropyridine derivative, process for production thereof and pharmaceutical use thereof
申请人:TEIJIN LIMITED
公开号:EP0128010A2
公开(公告)日:1984-12-12
A 1,4-dihydropyridine derivative of the formula
wherein R1 and R2 are identical or different and each represents a hydrogen atom, a halogen atom or a nitro group, provided that R1 and R2 are not hydrogen atoms at the same time; R3 represents an alkyl group; R4 represents an aralkyl group which may be substituted; R5 and R7 are identical or different and each represents an alkyl group; R6 represents a hydrogen atom or an alkyl group; R8 represents an alkyl group; R9 represents a hydrogen atom or an alkyl group; n and m are identical or different and each represents an integer of 0 to 6; provided that when either one of R' and R2 is a hydrogen atom, R9 is an alkyl group;
or an acid addition salt thereof.
The 1,4-dihydropyridine derivative is characterized by a strong antihypertensive activity and the long duration of the activity.
式中的 1,4-二氢吡啶衍生物
其中 R1 和 R2 相同或不同,各自代表氢原子、卤素原子或硝基,但 R1 和 R2 不能同时为氢原子; R3 代表烷基; R4 代表可被取代的芳烷基; R5 和 R7 相同或不同,各自代表烷基;R6代表氢原子或烷基; R8代表烷基; R9代表氢原子或烷基; n和m相同或不同,且各自代表0至6的整数;条件是当R'和R2中的一个为氢原子时,R9为烷基;
或其酸加成盐。
1,4-二氢吡啶衍生物的特点是具有较强的降压活性和较长的活性持续时间。