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L-Proline Catalyzed Solvent-Free Knoevenagel Condensation for the Synthesis of 3-Substituted Coumarins

✍ Scribed by Nandkishor. N. KARADE; Sumit V. GAMPAWAR; Sandeep. V. SHINDE; Wamanrao. N. JADHAV

Publisher: John Wiley and Sons
Year: 2007
Tongue: English
Weight: 70 KB
Volume: 25
Category: Article
ISSN: 0256-7660
DOI: 10.1002/cjoc.200790311

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✦ Synopsis

Abstract

L‐Proline was utilized as an efficient organo‐catalyst for the environmentally benign synthesis of 3‐substituted coumarins by the Knoevenagel condensation of substituted 2‐hydroxybenzaldehydes with reactive methylene compounds under solvent free conditions.

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