反应详情

Following the procedure of 3-(2,4-dichlorophenyl)-2,5-dimethylpyrazine 1-oxide but substituting Preparation of 3-(2,4-dichlorophenyl)-2,5-diethylpyrazine and making non-critical variations, the title compound was obtained (quantitative). It was used without preparation. 1H NMR (CDCl3) δ 1.12, 1.34, 2.55, 2.81, 2.89, 7.28, 7.40, 7.55, 8.11.