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Original Articles

H2SO4O2 AS AN EFFICIENT CATALYST FOR THE PREPARATION OF PHENYLHYDRAZONES AND 2,4-DINITROPHENYLHYDRAZONES UNDER SOLVENT-FREE CONDITIONS

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Pages 569-573 | Received 01 Sep 2003, Published online: 12 Aug 2010
 

Abstract

HSO mixed with silica gel (1:1) by weight produces a white powder which is an effective catalyst for the conversion of carbonyl compounds to their corresponding phenylhydrazones and 2,4-dintrophenylhydrazones under solvent-free conditions.

Partial support of this work by Shahid Chamran Ahvaz University Research Council is gracefully acknowledged.

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