7-Methyl-8-oxo-5-p-tolyl-7,8-dihydro-[1,7]naphthyridine-6-carboxylic acid [(S)-1-(3,5-bis-trifluoromethyl-phenyl)-ethyl]-amide 、
碘甲烷 在
sodium hydride 作用下,
生成 7-Methyl-8-oxo-5-p-tolyl-7,8-dihydro-[1,7]naphthyridine-6-carboxylic acid [(S)-1-(3,5-bis-trifluoromethyl-phenyl)-ethyl]-methyl-amide 、 7-Methyl-8-oxo-5-p-tolyl-7,8-dihydro-[1,7]naphthyridine-6-carboxylic acid [(S)-1-(3,5-bis-trifluoromethyl-phenyl)-ethyl]-methyl-amide