N-benzyloxycarbonylaminoethyl 2-O-benzoyl-4-azido-3-O-benzoyl-4,6-dideoxy-β-D-glucopyranosyl-(1->3)-2-O-benzoyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2-O-benzoyl-4-O-benzyl-α-D-rhamnopyranoside 在
甲醇 、
乙酰氯 作用下,
以
二氯甲烷 为溶剂,
以307 mg的产率得到N-benzyloxycarbonylaminoethyl 4-azido-3-O-benzoyl-4,6-dideoxy-β-D-glucopyranosyl-(1->3)-2-O-benzoyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2-O-benzoyl-4-O-benzyl-α-D-rhamnopyranoside