From allene to allene: a palladium-catalyzed approach to β-allenyl butenolides and their application to the synthesis of polysubstituted benzene derivatives
作者:Shengming Ma、Zhenhua Gu、Youqian Deng
DOI:10.1039/b513371h
日期:——
carbonates catalyzed by Pd(OAc)2-TFP has been developed; the products were applied successfully to the Diels-Alder reaction with electron-deficient alkynes to afford polysubstitutedbenzenederivatives with an excellent regioselectivity.