[(1R,4S,5R,13R,14R,15S,16R)-14-hydroxy-15-[(4-methoxyphenyl)methoxy]-4-(octadecanoylamino)-7,10-dioxo-5-[(E)-pentadec-1-enyl]-2,6,11,17-tetraoxabicyclo[11.3.1]heptadecan-16-yl] benzoate 、 methyl (2S,4S,5R,6R)-5-acetamido-2-[(2R,3S,4S,5R)-3-[(2S,3R,4R,5R,6R)-3-acetamido-4,5-diacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-5-benzoyloxy-2-(benzoyloxymethyl)-6-(2,2,2-trichloroethanimidoyl)oxyoxan-4-yl]oxy-4-acetyloxy-6-[(1S,2R)-1,2,3-triacetyloxypropyl]oxane-2-carboxylate 在
TMSOTf 作用下,
以
氯仿 为溶剂,
反应 2.0h,
以70%的产率得到