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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 37, 2007 - Issue 1
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Original Articles

L‐Proline‐Catalyzed Michael Addition of Aldehydes and Unmodified Ketones to Nitro Olefins Accelerated by Et3N

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Pages 91-98 | Received 17 May 2006, Published online: 25 Jul 2007
 

Abstract

An improved and efficient L‐proline‐catalyzed Michael addition of aldehydes and unmodified ketones with nitro olefins to afford δ‐nitroketones in excellent yields and moderate enantioselectivities is described.

Acknowledgment

We thank the CSIR for financial support under the Task Force Project CMM‐0005. Ch. V. Rajasekhar and G. Gopi Krishna thank Council of Scientific and Industrial Research (CSIR), India, for the award of research fellowships.

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