Benzyl 2-[2-[[tert-butyl-(3,5-dimethylbenzoyl)amino]-(4-ethylbenzoyl)amino]-2-oxoacetyl]oxybenzoate 在
palladium on activated charcoal
氢气 作用下,
以
乙酸乙酯 为溶剂,
反应 1.5h,
以94.1%的产率得到2-[2-[[Tert-butyl-(3,5-dimethylbenzoyl)amino]-(4-ethylbenzoyl)amino]-2-oxoacetyl]oxybenzoic acid