Miceller media accelerated Baylis-Hillman reaction

Triton X-100 aqueous micelle accelerates the rate of Baylis-Hillman reaction and enhances the product yield. The type and concentration of surfactants play prominent roles in the reaction. An aqueous micelle Triton X-100 is easily recovered and reused for four runs without substantial loss in yield....

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Veröffentlicht in:Catalysis science & technology 2011-01, Vol.1 (9), p.1641-1644
Hauptverfasser: Pawar, Balu, Padalkar, Vikas, Phatangare, Kiran, Nirmalkar, Sudhakar, Chaskar, Atul
Format: Artikel
Sprache:eng
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Zusammenfassung:Triton X-100 aqueous micelle accelerates the rate of Baylis-Hillman reaction and enhances the product yield. The type and concentration of surfactants play prominent roles in the reaction. An aqueous micelle Triton X-100 is easily recovered and reused for four runs without substantial loss in yield. 1,4-diazabicyclo[2.2.2]octane (DABCO) (20 mol%) is found to be a good basic catalyst in aqueous micelle. Apparently, this protocol has several advantages such as green reaction medium, mild reaction condition, ease of product recovery and moderate-to-good yield of product. The significant acceleration in the rate of Baylis-Hillman reaction in Triton X-100 aqueous micelles at room temperature is observed. The type and concentration of surfactants plays a pivotal role in the reaction. The DABCO (20 mol%) is found to be a good basic catalyst in aqueous micelles. Moreover, Triton X-100 aqueous micelle has been recovered and reused for four successive runs without substantial loss in yield.
ISSN:2044-4753
2044-4761
DOI:10.1039/c1cy00278c