Phosphonium Ionic Liquid–Catalyzed Michael Addition of Mercaptans to<font>α</font>,<font>β</font>-Unsaturated Ketones
作者:Swapnil R. Sarda、Wamanrao N. Jadhav、Amit S. Shete、Kiran B. Dhopte、Sachin M. Sadawarte、Prashant J. Gadge、Rajendra P. Pawar
DOI:10.1080/00397910903221050
日期:2010.6.25
A clean and efficient Michael addition reaction on chalcones using phosphonium ionic liquid catalyst (PhosIL-Cl) is described. The method provides several advantages, such as simple workup, environmental friendliness, mild conditions, and excellent yields. In addition, the ionic liquid was chosen as a green solvent, recovered, and reused several times in subsequent reactions.