(1R,2R)-1,2-二苯基乙二胺 、 2,3,6,2',3',4'6'-hepta-O-acetyl-β-D-lactopyranosyl isothiocianate 以
二氯甲烷 为溶剂,
以57%的产率得到[(2R,3R,4S,5R,6R)-4,5-diacetyloxy-6-[[(1R,2R)-2-amino-1,2-diphenylethyl]carbamothioylamino]-3-[(2S,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxyoxan-2-yl]methyl acetate