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.
Certain aralkylaminoalkyl esters of 1,4 dihydropyridines as
申请人:Teijin Limited
公开号:US04578395A1
公开(公告)日:1986-03-25
A 1,4-dihydropyridine derivative of the formula ##STR1## wherein R.sup.1 and R.sup.2 are identical or different and each represents a hydrogen atom, a halogen atom or a nitro group, provided that R.sup.1 and R.sup.2 are not hydrogen atoms at the same time; R.sup.3 represents an alkyl group; R.sup.4 represents an aralkyl group which may be substituted; R.sup.5 and R.sup.7 are indentical or different and each represents an alkyl group; R.sup.6 represents a hydrogen atom or an alkyl group; R.sup.8 represents an alkyl group; R.sup.9 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.sup.1 and R.sup.2 is a hydrogen atom, R.sup.9 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.