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
收藏
页码：1411 / 1418
页数：8
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