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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 26, 1996 - Issue 7
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Original Articles

A Facile Synthesis of Pyrazolo[3,4-b]pyridines

V. K. Ahluwalia Department of Chemistry, University of Delhi, Delhi, 110007, INDIA
&
Bindu Goyal Department of Chemistry, University of Delhi, Delhi, 110007, INDIA
Pages 1341-1348 | Received 05 Jun 1995, Published online: 15 Aug 2006
 
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Abstract

Pyrazolo[3,4-b]pyridines (4) and (5) have been obtained by the condensation of 3-(alkyl/aryl)-5-amino-1-phenyl-1H-pyrazole-4-carboxaldehydes (3) with active methylene compounds viz: diethyl malonate and malononitrile.

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