1,4-Dihydropyridine derivative and pharmaceutical composition containing same
申请人:KYOWA HAKKO KOGYO CO., LTD.
公开号:EP0063365B2
公开(公告)日:1994-06-15
US4448964A
申请人:——
公开号:US4448964A
公开(公告)日:1984-05-15
1,4-Dihydropyridine derivatives
申请人:Kyowa Hakko Kogyo Co., Ltd.
公开号:US04448964A1
公开(公告)日:1984-05-15
Compounds having coronary and vasodilator effects, a hypotensive effect, and useful as antianginal drugs and drugs for treating hypertension are represented by the following general formula: ##STR1## wherein R.sub.1 and R.sub.2 are the same or different groups and each represents a lower alkyl group, one of R.sub.3 and R.sub.4 represents a lower alkyl group and the other represents a group of the general formula: ##STR2## wherein R.sub.5 represents an aralkyl group or an acyl group and n represents 0 or an integer of 1-3; the pharmaceutically acceptable acid addition salts thereof are also effective therapeutic compounds.