benzylamine hydrochloride 、 3,6-di-O-acetyl-5-deoxy-1,2-O-isopropylidene-5-[3-(methyl 2,3,4-tri-O-acetyl-6-deoxy-α-D-glucopyranosyd-6-yl)carbodiimido]-β-L-idofuranose 以
N,N-二甲基甲酰胺 为溶剂,
反应 2.0h,
以80%的产率得到[(2S)-2-[(3aR,5R,6S,6aR)-6-acetyloxy-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-5-yl]-2-[[N'-benzyl-N-[[(2R,3R,4S,5R,6S)-3,4,5-triacetyloxy-6-methoxyoxan-2-yl]methyl]carbamimidoyl]amino]ethyl] acetate;hydrochloride