2-methyl-5-pyrrolidin-1-yl-2H-[1,2,4]triazole-3-carbaldehyde 、
(3-methyl-quinoxalin-2-ylmethyl)-triphenyl-phosphonium chloride 以Chromatography afforded 2-Methyl-3-[2-(2-methyl-5-pyrrolidin-1-yl-2H-[1,2,4]triazol-3-yl)-vinyl]-quinoxaline (50 mg, 56.2%) as light yellow solid的产率得到2-methyl-3-[2-(2-methyl-5-pyrrolidin-1-yl-2H-[1,2,4]triazol-3-yl)-vinyl]-quinoxaline