2-<(1,4,4a,5,6,11,12,12a-Octahydro-4-methyl-5,6,11,12-tetraoxo-1-naphthacenyl)methyl>-2-(1,2,3,4,5-pentaacetoxy-D-gluco-pentyl)-4-phenyl-5(2H)-oxazolon 在
sodium carbonate 作用下,
以
甲醇 为溶剂,
反应 18.0h,
以66%的产率得到2-Phenyl-N-<(1,4,6,11-tetrahydro-5,12-dihydroxy-4-methyl-6,11-dioxo-1-naphthacenyl)acetyl>glycin-methylester