Enolboration. 4. An Examination of the Effect of the Leaving Group (X) on the Stereoselective Enolboration of Ketones with Various R2BX/Et3N. New Reagents for the Selective Generation of either Z or E Enol Borinates from Representative Ketones

Article abstract of DOI:10.1021/jo00053a028

A smooth, rapid, quantitative and stereoselective enolboration of representative ketones to either Z or E enol borinates is achieved with many new R2BX/Et3N reagents.Representative B-X-9-BBN and Chx2BX reagents with various leaving groups, such as triflat