反应详情

2-Ethoxy-4-trifluoromethyl-benzoic acid (1.20 g, 5.12 mmol) was reacted with N,O-dimethylhydroxy amine (609 mg), NMM (0.95 ml) and DMTMM (1.47 mg) as described above to give the title compound (1.04 g, 73%) after column chromatography (Hex/EtOAc=5/1).