(2S,3R,4E)-2-azido-3-O-benzoyl-1-O-(p-tolylsulfonyl)-4-octadecene-1,3-diol 、
在
吡啶 、
乙酸酐 作用下,
生成 O-(methyl 5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylate)-(2->3)-O-(2,4-di-O-acetyl-6-O-benzoyl-β-D-galactopyranosyl)-(1->4)-S-(3-O-acetyl-2,6-di-O-benzoyl-β-D-galactopyranosyl)-(1->1)-(2R,3R,4E)-2-...