N-(4-chloro-3-hydroxymethyl-phenyl)-2-methyl-6-trifluoromethyl-nicotinamide 在
manganese dioxide 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以to give N-(4-chloro-3-formyl-phenyl)-2-methyl-6-trifluoromethyl-nicotinamide (3.2 g, 97%)的产率得到N-(4-chloro-3-formyl-phenyl)-2-methyl-6-trifluoromethyl-nicotinamide