[(1S,2S,6R,10S,11R,13S,14R,15R)-1,6-dihydroxy-8-[[2-[3-methoxy-4-(2-methoxyethoxymethoxy)phenyl]acetyl]oxymethyl]-4,12,12,15-tetramethyl-5-oxo-13-(2-phenylacetyl)oxy-14-tetracyclo[8.5.0.02,6.011,13]pentadeca-3,8-dienyl] 2-phenylacetate 在
四氯化锡 作用下,
以
四氢呋喃 为溶剂,
反应 1.5h,
以77%的产率得到[(1S,2S,6R,10S,11R,13S,14R,15R)-1,6-dihydroxy-8-[[2-(4-hydroxy-3-methoxyphenyl)acetyl]oxymethyl]-4,12,12,15-tetramethyl-5-oxo-13-(2-phenylacetyl)oxy-14-tetracyclo[8.5.0.02,6.011,13]pentadeca-3,8-dienyl] 2-phenylacetate