3-(tert-butyl-dimethyl-silanyloxy)-11-[10-(tert-butyl-diphenyl-silanyloxy)-8-methoxy-1,3,7,9-tetramethyl-6-oxo-2-triethylsilanyloxy-decyl]-13,15,17-trimethoxy-6,12,16-trimethyl-10,23-dioxa-bicyclo[17.3.1]tricosa-5,7,21-trien-9-one 在
四丁基氟化铵 、
溶剂黄146 作用下,
以
四氢呋喃 、
N,N-二甲基甲酰胺 为溶剂,
反应 6.0h,
以80%的产率得到(1R,3S,5E,7E,11S,12S,13R,15S,16R,17S,19S)-3-[tert-butyl(dimethyl)silyl]oxy-11-[(2R,3S,4S)-6-[(3R,4R,5R)-2-hydroxy-4-methoxy-3,5-dimethyloxan-2-yl]-4-methyl-3-triethylsilyloxyhexan-2-yl]-13,15,17-trimethoxy-6,12,16-trimethyl-10,23-dioxabicyclo[17.3.1]tricosa-5,7,21-trien-9-one