Highly Diastereoselective <i>anti</i>-Aldol Reactions of Glycolate Titanium Enolates
作者:Dnyaneshwar Gawas、Uli Kazmaier
DOI:10.1021/jo8025466
日期:2009.2.20
Diastereoselective aldol reactions of enolates of α-hydroxy ester with different aldehydes are metal tunable, providing either anti- or syn- products. The highest anti-selectivities were obtained with TiCl(OiPr)3, while Ti(OiPr)4 provides the opposite syn-products.