H2SO4/SiO2 as an efficient catalyst for the preparation of phenylhydrazones and 2,4-dinitrophenylhydrazones under solvent-free conditions

被引：16

作者：

Kiasat, AR ^{[1
]}

Kazemi, F ^{[1
]}

Nourbakhsh, K ^{[1
]}

机构：

[1] Shahid Chamran Univ, Ahvaz, Iran

来源：

PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS | 2004年 / 179卷 / 03期

关键词：

2,4-dinitrophenylhydrazone; carbonyl compound; phenylhydrazone; protection; silica gel; solvent free; sulfuric acid;

D O I：

10.1080/10426500490422227

中图分类号：

O61 [无机化学];

学科分类号：

070301 ; 081704 ;

摘要：

H2SO4 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.

引用

页码：569 / 573

页数：5

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