tert-butyl N-[(3'S,4R,4'R,9'R,10'R,15'R)-4'-[tert-butyl(dimethyl)silyl]oxy-18'-chloro-10'-[(4-methoxyphenyl)methoxymethoxy]-2,2-dimethyl-13'-oxo-9'-triethylsilyloxy-9'-(3-triethylsilylprop-2-ynyl)spiro[1,3-dioxolane-4,5'-2,12-dioxa-17-azatricyclo[14.2.2.13,6]henicosa-1(18),6(21),16,19-tetraen-7-yne]-15'-yl]carbamate 在
叔丁基二甲硅基三氟甲磺酸酯 、
silica gel 作用下,
以
二氯甲烷 为溶剂,
反应 22.5h,
生成 (3'S,4R,4'R,9'R,10'R,15'R)-15'-amino-4'-[tert-butyl(dimethyl)silyl]oxy-18'-chloro-10'-[(4-methoxyphenyl)methoxymethoxy]-2,2-dimethyl-9'-triethylsilyloxy-9'-(3-triethylsilylprop-2-ynyl)spiro[1,3-dioxolane-4,5'-2,12-dioxa-17-azatricyclo[14.2.2.13,6]henicosa-1(18),6(21),16,19-tetraen-7-yne]-13'-one