| 摘要 |
About 29 esters (I; R = H or lower alkyl, R1, R2 = lower alkyl R3 = alkyl or aralkyl R4 = H or lower alkyl, R5 = lower alkyl, low alkoxy or O-A-N-R3R4R6 = nitro or trifluoro, A = lower alkylene) and their salts with HCl, were prepd. by heating benzaldehyde(II), low alkanoyl aceticaminoalkyl ester(III), β-diketone (V) or amine (XVI) in org. solvents (EtOH, isoPrOH, Dioxane, DMF, DMSO). I had spasmolytic and cerebral vasodilatory activity.
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