4'-benzyloxy-3-isopropyl-3',5'-dimethylbiphenyl-4-carboxylic acid methyl ester 在
palladium-carbon
氢气 作用下,
以
四氢呋喃 为溶剂,
反应 3.0h,
以to give methyl 4′-hydroxy-3-isopropyl-3′,5′-dimethylbiphenyl-4-carboxylate (162 g, quantitative yield)的产率得到4'-hydroxy-3-isopropyl-3'.5'-dimethylbiphenyl-4-carboxylic acid methyl ester