☆ 4.4 Article

A novel synthesis of coumarins employing triphenyl(α-carboxymethylene)-phosphorane imidazolide as a C-2 synthon

TETRAHEDRON LETTERS (2009)

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Journal

TETRAHEDRON LETTERS
Volume 50, Issue 2, Pages 236-238

Publisher

PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tetlet.2008.10.133

Keywords

Intramolecular Wittig reaction; Carbonyldiimidazole; Phosphorane; Coumarins; Phenolic compound

Categories

Chemistry, Organic

Funding

  1. CSIR, New Delhi

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A novel one-pot synthesis of coumarins via intramolecular Wittig cyclization from the reaction of phenolic compounds containing ortho-carbonyl group and triphenyl(alpha-carboxy methylene)phosphorane imidazolide is described. (c) 2008 Elsevier Ltd. All rights reserved.

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