(8S,10S)-10-((3aS,4S,6R,7aS)-2,4-Dimethyl-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazol-6-yloxy)-8-ethyl-1,8,11-trihydroxy-7,8,9,10-tetrahydro-naphthacene-5,12-dione 在
盐酸 作用下,
以
丙酮 为溶剂,
反应 2.5h,
生成 Acetic acid (2S,3S,4S,6R)-4-amino-6-((1S,3S)-3-ethyl-3,10,12-trihydroxy-6,11-dioxo-1,2,3,4,6,11-hexahydro-naphthacen-1-yloxy)-2-methyl-tetrahydro-pyran-3-yl ester; hydrochloride