methyl (2S,3S,4S,5R,6S)-6-[4-fluoro-2-[[(2S,3S,4S,6R)-3-hydroxy-2-methyl-6-[[(1S,3S)-3,5,12-trihydroxy-3-(2-hydroxyacetyl)-10-methoxy-6,11-dioxo-2,4-dihydro-1H-tetracen-1-yl]oxy]oxan-4-yl]carbamoyloxymethyl]phenoxy]-3,4,5-trihydroxyoxane-2-carboxylate 在
sodium hydroxide 作用下,
以
四氢呋喃 为溶剂,
反应 0.08h,
以45%的产率得到(2S,3S,4S,5R,6S)-6-[4-fluoro-2-[[(2S,3S,4S,6R)-3-hydroxy-2-methyl-6-[[(1S,3S)-3,5,12-trihydroxy-3-(2-hydroxyacetyl)-10-methoxy-6,11-dioxo-2,4-dihydro-1H-tetracen-1-yl]oxy]oxan-4-yl]carbamoyloxymethyl]phenoxy]-3,4,5-trihydroxyoxane-2-carboxylic acid