ethyl 5-cyano-1,4-dihydro-2-methyl-6-<(phenylthio)methyl>-4-<2-(trifluoromethyl)phenyl>-3-pyridinecarboxylate 在
间氯过氧苯甲酸 作用下,
以
二氯甲烷 为溶剂,
以63%的产率得到6-Benzenesulfonylmethyl-5-cyano-2-methyl-4-(2-trifluoromethyl-phenyl)-1,4-dihydro-pyridine-3-carboxylic acid ethyl ester