1. Donghua University, 2999 Renmin Road North, Songjiang District, Shanghai 201620, China;2. Key Laboratory of Synthetic Chemistry of Natural Substances, Shanghai Institute of Organic Chemistry, CAS, Shanghai 200032, China
Abstract:
By using Hf(OTf)4 as catalyst, a series of 2-selenoxo DHPMs have been synthesized efficiently in good yields by Biginelli reaction with selenourea as starting material.