L-Proline Catalyzed Solvent-Free Knoeven
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Nandkishor. N. KARADE; Sumit V. GAMPAWAR; Sandeep. V. SHINDE; Wamanrao. N. JADHA
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Article
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2007
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John Wiley and Sons
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English
β 70 KB
π 2 views
## Abstract __L__βProline was utilized as an efficient organoβcatalyst for the environmentally benign synthesis of 3βsubstituted coumarins by the Knoevenagel condensation of substituted 2βhydroxybenzaldehydes with reactive methylene compounds under solvent free conditions.