| 摘要 |
2-methyl-dihydropyridine compounds having the formula: <IMAGE> wherein R<1> is phenyl, 3-nitrophenyl, 2-chlorophenyl, 2-trifluoromethylphenyl, 2-methoxyphenyl, 2-allyloxyphenyl, 2,4-dichlorophenyl, 3,4- dichlorophenyl, 3,4-dimethoxyphenyl, 2-tolyl, 4-pyridyl or 2- thienyl, R<2> is propyl, isopropyl, 2-chloroethyl, 2-hydroxyethyl, 2-ethoxyethyl, 2-phenoxyethyl, 2-benzyloxyethyl or 2-(N-benzyl-N-methylamino) ethyl, R<3> is lower alkyl, and R<4> is di(lower)alkoxymethyl, formyl, hydroxymethyl or cyano, provided that, when R<1> is 3-nitrophenyl, then R<2> is 2-hydroxyethyl and R<4> is cyano or formyl, or R<2> is propyl or isopropyl, and pharmaceutically acceptable salts thereof. These compounds have vasodilating and anti-hypertensive activities. |
