Phosphine‐Catalyzed β,γ‐Umpolung Domino Reaction of Allenic Esters: Facile Synthesis of Tetrahydrobenzofuranones Bearing a Chiral Tetrasubstituted Stereogenic Carbon CenterShinobu Takizawa, Hiroaki Sasai, Yasushi Yoshida et al.|Angewandte Chemie International Edition|2015Cited by 118