期刊
TETRAHEDRON LETTERS
卷 51, 期 22, 页码 2967-2970出版社
PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tetlet.2010.03.109
关键词
-
资金
- Research Council of the University of Isfahan
A one-pot, three-component condensation reaction of an aldehyde, 3-amino-5-methylpyrazole and ethyl cyanoacetate in ethanol to give 4-aryl-3-methyl-6-oxo-4,5,6,7-tetrahydro-2H-pyrazolo[3,4-b]pyridine-5-carbonitriles, in high yields, at reflux, using a catalytic amount of p-toluenesulfonic acid, is described. (C) 2010 Elsevier Ltd. All rights reserved.
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