Sc(OTf)3-catalyzed C-glycosidation of glycals: a facile synthesis of allyl glycosides, glycosyl cyanides and glycosyl azides
作者:J.S Yadav、B.V.Subba Reddy、Pratap K Chand
DOI:10.1016/s0040-4039(01)00629-3
日期:2001.6
The treatment of glycals with allyltrimethylsilane, trimethylsilyl cyanide and trimethylsilyl azide in the presence of catalytic amounts of Sc(OTf)(3) gave the corresponding 2,3-unsaturated allyl glycosides, glycosyl cyanides and glycosyl azides in excellent yields with high cl-selectivity. (C) 2001 Elsevier Science Ltd. All rights reserved.