Intramolecular cyclization of C2 symmetric and meso-iodo amino alcohols: A synthetic approach to azasugars
作者:Sung Ho Kang、Do Hyun Ryu
DOI:10.1016/s0040-4039(96)02403-3
日期:1997.1
C-2 Symmetric and meso-iodo hydroxy ammonium chlorides generated from 2 and 5 have been cyclized under basic conditions to produce various heterocycles chemoselectively, which comprise tetrahydrofurans 7 and 19, piperidines 13, 15 and 21, and pyrrolidines 17 and 18. (C) 1997, Elsevier Science Ltd. All rights reserved.