N-(benzyloxycarbonyl)-O-benzyl-L-seryl-glycyl-O-[O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1->3)-(2,4,6-tri-O-benzyl-β-D-galactopyranosyl)-(1->4)-2,3-di-O-benzyl-β-D-xylopyranosyl]-L-seryl-glycine benzyl ester 在
palladium on activated charcoal
氢气 、
sodium methylate 作用下,
以
甲醇 、
乙酸乙酯 为溶剂,
20.0 ℃
、400.01 kPa
条件下,
反应 33.67h,
以78%的产率得到L-seryl-glycyl-O-[O-(β-D-galactopyranosyl)-(1->3)-(β-D-galactopyranosyl)-(1->4)-β-D-xylopyranosyl]-L-seryl-glycine