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Reactions of 2-piperidylacetohydrazides with ethyl acetoacetate or acetylenic acid esters. Formation of 3,4-dimethylpyrano[2,3-c]pyrazol(6)ones and perhydropyrazolo[2,3-a]pyrido[1,2-c]pyrimidin-2,5-diones.
TANAKA, TERUO, TERADA, ATSUSUKE, MIYADERA, TETSUO, TACHIKAWA, RYUJIVolume:
28
Year:
1980
Journal:
CHEMICAL & PHARMACEUTICAL BULLETIN
DOI:
10.1248/cpb.28.30
File:
PDF, 596 KB
1980