作者:Ian Paterson、Shelley Bower、Richard D. Tillyer
DOI:10.1016/s0040-4039(00)79361-0
日期:1993.7
The aldol reactions of the alpha-methylene-beta-alkoxy aldehydes 3 and 6 were examined for a range of Ti(IV), Sn(II), and B enolates. The sense and level of 1,3-asymmetric induction (up to 95% ds) varies with the enolate structure and the beta-hydroxyl protecting group in the aldehyde.