Synthesis 2006(9): 1443-1446  
DOI: 10.1055/s-2006-926423
PAPER
© Georg Thieme Verlag Stuttgart · New York

A Novel Three-Component Reaction of Triphenylphosphine, DMAD, and Electron-Deficient Styrenes: Facile Synthesis of Cyclopentenyl Phosphoranes

Vijay Nair*a, Ani Deepthia, P. B. Beneesha, Suresh Eringathodib
a Organic Chemistry Division, Regional Research Laboratory (CSIR), Trivandrum 695019, India
b Analytical Science Discipline, Central Salt and Marine Chemicals Research Institute, Bhavnagar 364002, India
Fax: +91(471)2491712; e-Mail: vijaynair_2001@yahoo.com;
Further Information

Publication History

Received 8 November 2005
Publication Date:
07 April 2006 (eFirst)

Abstract

The zwitterion formed from triphenylphosphine and DMAD adds to electron-deficient styrenes to form stable cyclopentenyl phosphoranes. This is the first example of such a zwitterion in which the phosphine is incorporated into the product

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10

In view of the paper cited above, we present only those examples that are not already reported.