(6R,6aS,14aR)-1,6,8,14a-tetrahydroxy-11-((3R,4R,5R,6S)-4-hydroxy-3,5-dimethoxy-6-methyltetrahydro-2H-pyran-2-ylamino)-6a-methoxy-3-methyl-7,9,12,14-tetraoxo-N-(pyridin-3-yl)-5,6,6a,7,9,12,14,14a-octahydrobenzo[a]tetracene-2-carboxamide 在
盐酸 作用下,
以
甲醇 为溶剂,
反应 0.5h,
以95%的产率得到(6R,6aS,14aR)-1,6,8,14a-tetrahydroxy-11-((3R,4R,5R,6S)-4-hydroxy-3,5-dimethoxy-6-methyltetrahydro-2H-pyran-2-ylamino)-6a-methoxy-3-methyl-7,9,12,14-tetraoxo-N-(pyridin-3-yl)-5,6,6a,7,9,12,14,14a-octahydrobenzo[a]tetracene-2-carboxamide hydrochloride