3-[2-[aminoethyl]-thio]-propyl β-D-galactopyranosyl-(1->4)-β-D-glucopyranoside 、
3-羧丙基二硫化物 在
N,N-二异丙基乙胺 、
Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以74%的产率得到11,11’-dithiobis [3-[propynylamido-2-(aminoethyl)thio]-propyl β-D-galactopyranosyl-(1,4)-β-D-glucopyranoside]