Synthesis of sulfur-linked analogues of nigerose, laminarabiose, laminaratriose, gentiobiose, gentiotriose, and laminaran trisaccharide Y
作者:Marie-Odile Contour-Galcera、Jean-Michel Guillot、Carmen Ortiz-Mellet、Françoise Pflieger-Carrara、Jacques Defaye、Jacques Gelas
DOI:10.1016/0008-6215(95)00339-8
日期:1996.2
Sulfur-linked analogues of 3-O-alpha-D-glucopyranosyl-D-glucose (nigerose), 3-O-beta-D-glucopyranosyl-D-glucose (laminarabiose), 6-O-beta-D-glucopyranosyl-D-glucose (gentiobiose), O-beta-D-glucopyranosyl-(1-->3)-O-beta-D-glucopyranosyl-(1-->3)-D-glucos e (laminaratriose), O-beta-D-glucopyranosyl)-(1-->6)-O-beta-D-glucopyranosyl-(1-->6)-D-gluco se (gentiotriose) and 3,6-di-O-beta-D-glucopyranosyl-D-glucose
N-二甲基甲酰胺(用于6和21)或在四氢呋喃中在冠醚存在下(用于11)。涉及非异构硫醇盐与2,3,4,6-四-O-乙酰基-α-D-吡喃葡萄糖基溴化物反应的序列可替代地用于制备11和21,但事实证明不太令人满意。硫代三糖16、29和37的制备涉及混合方法。