Benzyl 4-acetyl-4',5-dimethyl-3'-<2-(ethoxycarbonyl)ethyl>dipyrrylmethane-5'-carboxylate 在
palladium on activated charcoal
氢气 作用下,
以
乙醇 为溶剂,
生成 5-(4-Acetyl-5-methyl-1H-pyrrol-2-ylmethyl)-4-(2-ethoxycarbonyl-ethyl)-3-methyl-1H-pyrrole-2-carboxylic acid