Journal of the Chemical Society (Resumed)

589. The preparation of some trinitrophenylpyrazoles

IL Finar, RJ Hurlock

Index: Finar; Hurlock Journal of the Chemical Society, 1957 , p. 3024,3025

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Citation Number: 26

Abstract

NITRATION of l-phenylpyrazole with mixed acids at 100" gives 1-(2: 4-dinitrophenyl)-4- nitropyrazole; the course of the reaction is indicated by nitration of l-phenylpyrazole at 12" and 22" which gives the intermediates lp-nitrophenyl-and 4-nitro-lp-nitrophenyl-pyrazole,