P. Karthikeyan, V. Vijayakumar, S. Sarveswari
Mar 14, 2014
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Journal
European Chemical Bulletin
Abstract
The 4-oxo-N, 2, 6-triphenyl piperidine-3-carboxamides ( 1a-f ) were synthesized using arlyaldehydes, ammonium formate and aceto acetanilide, which in turn converted into 4,5,6,7-tetrahydro-4,6-diphenyl-2 H -pyrazolo[4,3-c]pyridine-3-ols ( 2a-f ), 4,5,6,7-tetrahydro-2,4,6-triphenyl-2 H -pyrazolo[4,3-c]pyridine-3-ols ( 3a-f ), by condensing with hydrazine hydrate, phenylhydrazine.