[(1S,2S,3R,4S,7R,9S,10S,12R,15S)-4,12-diacetyloxy-1-hydroxy-10,14,17,17-tetramethyl-15-[(2R,3S)-3-[(4-nitrophenoxy)carbonylamino]-3-phenyl-2-triethylsilyloxypropanoyl]oxy-11-oxo-9-triethylsilyloxy-6-oxatetracyclo[11.3.1.03,10.04,7]heptadec-13-en-2-yl] benzoate 在
吡啶 、
氢氟酸 作用下,
以
四氢呋喃 、
乙腈 为溶剂,
反应 13.5h,
生成 [(1S,2S,3R,4S,7R,9S,10S,12R,15S)-4,12-diacetyloxy-15-[(2R,3S)-3-(butylsulfanylcarbonylamino)-2-hydroxy-3-phenylpropanoyl]oxy-1,9-dihydroxy-10,14,17,17-tetramethyl-11-oxo-6-oxatetracyclo[11.3.1.03,10.04,7]heptadec-13-en-2-yl] benzoate