1229414-83-8Relevant articles and documents
Highly (E)-selective BF3·Et2O-promoted allylboration of chiral nonracemic α-Substituted allylboronates and analysis of the origin of stereocontrol
Chen, Ming,Roush, William R.
supporting information; experimental part, p. 2706 - 2709 (2010/11/18)
(Figure presented) δ-Methyl-substituted homoallylic alcohols 2 were prepared in 71-88% yield, E:Z >30:1 and 93% to >95% ee via BF 3·Et2O-promoted allylboration with α-Me-allylboronate 1. The origin of high (E)-selectivity is proposed