4-azido-3-O-<2'-azido-6'-(benzyloxycarbonylamino)-2',3',4',6'-tetradeoxy-α-D-threo-hexopyranosyl>-1,4,5-trideoxy-6-O-methyl-1-(benzyloxycarbonyl)-methylamino-L-chiro-inositol 在
barium dihydroxide 作用下,
以
1,4-二氧六环 、
水 、
N,N-二甲基甲酰胺 为溶剂,
反应 12.5h,
生成 4-azido-3-O-<2'-azido-6'-(benzyloxycarbonylamino)-2',3',4',6'-tetradeoxy-α-D-threo-hexopyranosyl>-1,4,5-trideoxy-6-O-methyl-1-(benzyloxycarbonyl-glycyl)-methylamino-L-chiro-inositol