N,N'-bis(ethyl-4,6-O-benzylidene-2-deoxy-3-O-triethylsilyl-1-thio-β-D-glucopyranosid-2-yl)dimethylmalonamide 在
N-碘代丁二酰亚胺 、
三氟甲磺酸 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以85%的产率得到triethyl-[[(1R,3R,7R,8R,9R,11R)-11-phenyl-5-[2-[(1R,3R,7R,8R,9R,11R)-11-phenyl-8-triethylsilyloxy-2,4,10,12-tetraoxa-6-azatricyclo[7.4.0.03,7]tridec-5-en-5-yl]propan-2-yl]-2,4,10,12-tetraoxa-6-azatricyclo[7.4.0.03,7]tridec-5-en-8-yl]oxy]silane