benzyl [2-benzyloxycarbonyl-2-methyl-1-(2,2-dimethyl-1,3-dioxo-4-yl)-methyl-2-methyl-hydrazyl]-carbonyloxy-acetate 在
palladium 10% on activated carbon
氢气 作用下,
以
乙醇 为溶剂,
生成
[1-(2,2-dimethyl-1,3-dioxo-4-yl)-methyl-2-methyl-hydrazyl]-carbonyloxy-acetic acid