9-deacetyl-9-(2,2-dimethyl-4-methoxydioxolan-4-yl)daunomycinone 、
3,4,6-tri-O-acetyl-2-deoxy-2-trifluoroacetamido-α-D-glucospyranosyl bromide 在
3 A molecular sieve 、 mercury dibromide 、
mercury(II) oxide 作用下,
以
二氯甲烷 为溶剂,
反应 2.5h,
以69.4%的产率得到7-O-<3,4,6-tri-O-acetyl-2-deoxy-2-<(trifluoroacetyl)amino>-β-D-glucosyl>-9-deacetyl-9-(2,2-dimethyl-4-methoxydioxolan-4-yl)daunomycinone