Metallic Samarium Promoted Self-Coupling of Baylis-Hillman Adducts to Functionalized 1,5-Hexadienes in the Presence of the I2/ClCO2Et/BiCl3 System - Bian, Haishan; Li, Jian; Li, Chunju; Wang, Gan; Duan, Zheng; Jia, Xueshun (Synlett, 2010)