SULFAMIC ACID (H2NSO3H): A LOW-COST, MILD, AND EFFICIENT CATALYST FOR THE SYNTHESIS OF SUBSTITUTED N-PHENYLPYRAZOLES UNDER SOLVENT-FREE CONDITIONS

被引：18

作者：

Shetty, Mohan R. ^{[1
]}

Samant, Shriniwas D. ^{[1
]}

机构：

[1] Inst Chem Technol, Dept Chem, Bombay 400019, Maharashtra, India

来源：

SYNTHETIC COMMUNICATIONS | 2012年 / 42卷 / 10期

关键词：

N-Phenylpyrazoles; solid acid catalysis; sulfamic acid; ROOM-TEMPERATURE SYNTHESIS; REUSABLE CATALYST; PYRAZOLES; DIAZEPINES; NITROOLEFINS; HETEROCYCLES; ENAMINONES;

D O I：

10.1080/00397911.2010.540365

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

N-Phenylpyrazoles are synthesized by condensing phenylhydrazine and 1,3-diketones in the presence of a catalytic amount of sulfamic acid, a mild and an efficient solid acid catalyst, under solvent-free conditions. This condensation proceeds smoothly in shorter reaction time.

引用

页码：1411 / 1418

页数：8

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