Asian Journal of Chemistry

Synthesis and Antitumor Activity of Some Pyrazole Derivatives

EM Fatma, HM Al-Hazimi

Index: El-Baih, Fatma E.M.; Al-Hazimi, Hassan M. Asian Journal of Chemistry, 2011 , vol. 23, # 3 p. 1309 - 1313

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Citation Number: 2

Abstract

Abstract Vilsmeier-Haack chloroformylation of 1a-e using DMF and an excess of POCl3 yielded the corresponding pyrazole-4-carbaldehydes 2a-e. Reaction of 2a, c with o- bromophenol and KOH in DMF gave the target compound 5-phenoxypyrazole-4-