N-di{N-[4-O-(β-D-galactopyranosyl)-β-D-glucopyranosyl]-carbamoylmethyl}-N-(chloroacetyl)amine 、
N-glycyl-β-lactosylamine 在
N,N-二异丙基乙胺 作用下,
以
二甲基亚砜 为溶剂,
反应 13.0h,
以87%的产率得到N-{N-[4-O-(β-D-galactopyranosyl)-β-D-glucopyranosyl]carbamoylmethyl}-N-(N-{N-bis[4-O-(β-D-galactopyranosyl)-β-D-glucopyranosyl]carbamoylmethyl}carbamoylmethyl)amine