7-(6-bromohexyloxy)-4-methyl-2H-chromen-2-one 、
2-(4-(1H-1,2,4-triazol-1-yl)butyl)-1-(3,4-dichlorobenzyl)-1H-1,2,4-triazole-3(2H)-thione 以
乙腈 为溶剂,
以65.3%的产率得到1-(4-(2-(3,4-dichlorobenzyl)-4-(6-(4-methyl-2-oxo-2H-chromen-7-yloxy)hexyl)-5-thioxo-2,5-dihydro-1H-1,2,4-triazol-4-ium-1-yl)butyl)-4-(6-(4-methyl-2-oxo-2H-chromen-7-yloxy)hexyl)-1H-1,2,4-triazol-4-ium bromide