A new approach for the synthesis of pyrazoles via 1,3-dipolar cycloaddition of nitrile imines to acetyl acetone#

Umesha, K. B. and Lokanatha Rai, K. M. and Ajay Kumar, K. (2002) A new approach for the synthesis of pyrazoles via 1,3-dipolar cycloaddition of nitrile imines to acetyl acetone#. Indian journal of chemistry section B organic chemistry including medicinal chemistry, 41 (7). pp. 1450-1453. ISSN 0975-0983

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Official URL: http://nopr.niscair.res.in/handle/123456789/21991

Abstract

The acetyl acetone 3 reacts smoothly with the nitrile imines 2 generated in situ by the catalytic dehydrogenation of diphenyl hydrazones 1 using chloramine-T to afford regioselective cycloadducts 5,6 in 59-78% and 6-8% yields respectively.

Item Type: Article
Subjects: C Chemical Science > Chemistry
Divisions: Department of > Chemistry
Depositing User: manjula User
Date Deposited: 27 Sep 2019 07:22
Last Modified: 27 Sep 2019 07:22
URI: http://eprints.uni-mysore.ac.in/id/eprint/8601

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