C
80H
140O
13Si
5 在
N-甲基吲哚酮 、
四丙基高钌酸铵 、 4 A molecular sieve 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以4.7 mg的产率得到(1R,3S,7R,9R,11S,13R,16S,17R,19S)-16-[tert-butyl(dimethyl)silyl]oxy-17-[[tert-butyl(dimethyl)silyl]oxymethyl]-7-[[(1R,3R,5S,6R,8S,10R,12S,14S)-12-[3-[tert-butyl(diphenyl)silyl]oxypropyl]-1,3-dimethyl-5-triethylsilyloxy-14-tri(propan-2-yl)silyloxy-2,7,11-trioxatricyclo[8.4.0.03,8]tetradecan-6-yl]methyl]-9,11,16-trimethyl-2,8,12,18-tetraoxatetracyclo[9.9.0.03,9.013,19]icos-14-en-6-one