A Novel and Highly Efficient Asymmetric Synthesis of Epoxides via Chiral Telluronium Ylides
作者:Zhi-Zhen Huang、Wen-Hua Ou
DOI:10.1055/s-2005-872169
日期:——
The one-pot reaction of telluronium salt 8, aldehyde, and potassium tert-butoxide proceeded smoothly via chiral benzyl telluroniumylide, producing trans-(2S,3S)-diaryl epoxides with good yields as well as excellent diastereoselectivities and enantioselectivities (up to 99% ee).