N-[(3S,4R,5S,9R,10R,15R)-4-[tert-butyl(dimethyl)silyl]oxy-18-chloro-5-formyl-10-[(4-methoxyphenyl)methoxymethoxy]-13-oxo-9-prop-2-ynyl-5,9-bis(trimethylsilyloxy)-2,12-dioxa-17-azatricyclo[14.2.2.13,6]henicosa-1(18),6(21),16,19-tetraen-7-yn-15-yl]-7,8-dimethoxy-6-propan-2-yloxy-3-prop-2-enoxynaphthalene-2-carboxamide 在
cerium(III) chloride 、
lithium hexamethyldisilazane 作用下,
以
四氢呋喃 、
正己烷 为溶剂,
反应 25.0h,
以26.3 mg的产率得到N-[(3S,9R,14R,15R,19S,20R,23R)-23-[tert-butyl(dimethyl)silyl]oxy-6-chloro-19-hydroxy-14-[(4-methoxyphenyl)methoxymethoxy]-11-oxo-15,20-bis(trimethylsilyloxy)-4,12-dioxa-7-azatetracyclo[13.5.2.25,8.13,20]pentacosa-1,5,7,24-tetraen-17,21-diyn-9-yl]-7,8-dimethoxy-6-propan-2-yloxy-3-prop-2-enoxynaphthalene-2-carboxamide