Enantioselective Reactions of 2-Sulfonylalkyl Phenols with Allenic Esters: Dynamic Kinetic Resolution and [4+2] Cycloaddition Involving ortho-Quinone Methide Intermediates. - Chen, Ping; Wang, Kai; Guo, Wengang; Liu, Xianghui; Liu, Yan; Li, Can (Angewandte Chemie, 2017)