Ethyl 4-(3,5-dimethylcyclohexyl)oxy-5-ethyl-6-methyl-2-phenylmethoxypyridine-3-carboxylate 在
palladium 10% on activated carbon 、
环己烯 作用下,
以
异丙醚 为溶剂,
生成 4-(3',5'-dimethyl-cyclohexyloxy)-5-ethyl-6-methyl-2-oxo-1,2-dihydro-pyridine-3-carboxylic acid ethyl ester 、 4-(3',5'-dimethyl-cyclohexyloxy)-5-ethyl-6-methyl-2-oxo-1,2-dihydro-pyridine-3-carboxylic acid ethyl ester