Enhancement of Diastereofacial Selectivity by Protecting Groups: Asymmetric Diels-Alder Reactions of 2-Siloxyfurans Derived from L-Ascorbic Acid

Article abstract of DOI:10.1016/0040-4039(95)00056-I

Diastereoselectivity in asymmetric Diels-Alder reaction of chiral 2-siloxyfurans with dimethyl acetylenedicarboxylate (DMAD) depending on the protecting groups in the allylic stereogenic centers of the molecules in the presence of the (+)-Eu(hfc)3 catalys