二(4-硝基苯基)己二酸酯 、
8-[(2-aminoethyl)thio]-1-octyl α-D-galactopyranosyl-(1→3)-β-D-galactopyranosyl-(1→4)-β-D-2-deoxy-2-acetamido glucopyranosyl hydrochloride 在
Amberlite IRA 400 (HO
- form) 作用下,
以
甲醇 、
N,N-二甲基乙酰胺 为溶剂,
反应 4.0h,
以90%的产率得到6-[[2-[[8-(α-D-galactopyranosyl-(1→3)-β-D-galactopyranosyl-(1→4)-β-D-2-deoxy-2-acetamidoglucopyranosyloxy)octyl]thio]ethyl]amino]-6-oxo-hexanoic acid p-nitrophenyl ester