Archiv der Pharmazie

Reactions with 4??Bromo??3??methyl??1??phenyl??2??pyrazolin??5??one: New Fused Pyrazole Derivatives

AO Abdelhamid, BY Riad

文献索引：Abdelhamid; Riad Archiv der Pharmazie, 1987 , vol. 320, # 10 p. 1010-1014

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被引用次数: 3

摘要

Abstract New furo [2, 3-c] pyrazoles and pyrano [2, 3-c] pyrazoles were synthesized from 4- bromo-3-methyl-1-phenyl-2-pyrazolin-5-one and active methylenenitriles, ethyl acetoacetate or phenylhydrazine. The constitutions of the new heterocycles were established by