ethyl O-(2,3,4,6-tetra-O-benzoyl-β-D-glucopyranosyl)-(1<*>3)-O-(2-O-benzoyl-4,6-O-benzylidene-β-D-glucopyranosyl)-(1<*>3)-4,6-O-isopropylidene-2-O-benzoyl-1-thio-α-D-glucopyranoside 在
盐酸 作用下,
以
丙酮 为溶剂,
反应 2.5h,
以87%的产率得到ethyl O-(2,3,4,6-tetra-O-benzoyl-β-D-glucopyranosyl)-(1<*>3)-O-(2-O-benzoyl-4,6-O-benzylidene-β-D-glucopyranosyl)-(1<*>3)-2-O-benzoyl-1-thio-α-D-glucopyranoside