Methyl 1-acetyl-5-[4-(2,2,2-trifluoroethyl)phenyl]piperidine-3-carboxylate 在
potassium tert-butylate 作用下,
以
甲醇 为溶剂,
生成 cis 1-acetyl-5-[4-(2,2,2-trifluoroethyl)phenyl]piperidine-3-carboxylic acid 、 trans 1-acetyl-5-[4-(2,2,2-trifluoroethyl)phenyl]piperidine-3-carboxylic acid