methyl (methyl 3,4-di-O-benzyl-α-L-idopyranosyluronate)-(1-4)-(2-azido-3-O-benzyl-2-deoxy-α-D-glucopyranosyl)-(1-4)-[methyl 3-O-benzyl-α-L-idopyranosyluronate-(1-4)-(2-azido-3-O-benzyl-2-deoxy-α-D-glucopyranosyl)-(1-4)]2-(methyl 3-O-benzyl-α-L-idopyranosyluronate)-(1-4)-3-O-benzyl-2-benzyloxycarbonylamino-2-deoxy-α-D-glucopyranoside 、
三氧化硫-三乙胺复合物 在
N,N-二甲基甲酰胺 作用下,
反应 16.0h,
生成 methyl (methyl 3,4-di-O-benzyl-2-O-triethylammonium sulfonato-α-L-idopyranosyluronate)-(1-4)-(2-azido-3-O-benzyl-2-deoxy-6-O-triethylammonium sulfonato-α-D-glucopyranosyl)-[(1-4)-(methyl 3-O-benzyl-2-O-triethylammonium sulfonato-α-L-idopyranosyluronate)-(1-4)-(2-azido-3-O-benzyl-2-deoxy-6-O-triethylammonium sulfonato-α-D-glucopyranosyl)]2-(1-4)-(methyl 3-O-benzyl-2-O-triethylammonium sulfonato-α-L-idopyranosyluronate)-(1-4)-3-O-benzyl-2-benzyloxycarbonylamino-2-deoxy-6-O-triethylammonium sulfonato-α-D-glucopyranoside triethylammonium salt