A Catalyst-free Green Protocol for the Synthesis of Pyranopyrazoles Using Room Temperature Ionic Liquid Choline Chloride-urea

被引：26

作者：

Swaroop, Toreshettahally R. ^{[1
]}

Kumar, Kothanahally S. Sharath ^{[1
]}

Palanivelu, Mariyappan ^{[2
]}

Chaitanya, Somu ^{[1
]}

Rangappa, Kanchugarakoppal S. ^{[1
]}

机构：

[1] Univ Mysore, Dept Studies Chem, Mysore 570006, Karnataka, India

[2] Univ Madras, Dept Chem, Gurunanak Coll, Madras 600042, Tamil Nadu, India

来源：

JOURNAL OF HETEROCYCLIC CHEMISTRY | 2014年 / 51卷 / 06期

关键词：

ONE-POT SYNTHESIS; MULTICOMPONENT SYNTHESIS; DERIVATIVES; SOLVENT; MICROWAVE; MEDIA;

D O I：

10.1002/jhet.1864

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

An efficient and rapid four component reaction of aldehydes, malanonitrile, -ketoesters and hydrazine hydrate (or phenyl hydrazine) in environmentally benign room temperature ionic liquid choline chloride-urea has been developed for the synthesis of substituted 4H-pyrano[2,3-c]pyrazoles.

引用

页码：1866 / 1870

页数：5

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