| 摘要 |
Improving circulation, with minimal effect on blood pressure, using N-alkylated 1,4-dihydropyridines of the formula <IMAGE> (I) in which R1 represents hydrogen, nitro, cyano, trifluoromethyl, trifluoromethoxy, halogen or methyl, R2 represents hydrogen, halogen, nitro, hydroxyl, trifluoromethyl or methyl, R3 represents hydrogen or cyano, or R2 and R3 together form a fused benzo ring, R4 and R5 are identical or different and represent straight-chain or branched alkyl having up to 8 carbon atoms, which is optionally substituted by alkoxy having up to 4 carbon atoms, and R6 represents straight-chain or branched alkyl having up to 10 carbon atoms or represents cycloalkyl having 3 to 7 carbon atoms. Many of the compounds are new.
|
