Stereoselective reactions. 14. Efficient enantioselective construction of quaternary carbon centers by the sequential dialkylation of (S)-.gamma.-[(trityloxy)methyl]-.gamma.-butyrolactone. Synthesis of optically active .beta.,.beta.-disubstituted .gamma.-butyrolactones
作者:Kiyoshi Tomioka、Youn Sang Cho、Fuminori Sato、Kenji Koga