2'-[1-(1-ethoxyethyl)-1H-tetrazol-5-yl]-biphenyl-4-ylmethyl bromide 、
potassium carbonate 以
2-butyl-5-hydroxymethyl-6-phenyl-3H-imidazo[4,5-b]pyridine 、
乙酸乙酯 、
N,N-二甲基甲酰胺 为溶剂,
以65%的产率得到2-butyl-3-{2'-[l-(1-ethoxyethyl)-1H-tetrazol-5-yl]-biphenyl-4-ylmethyl}-5-hydroxymethyl-6-phenyl-3H-imidazo[4,5-b]pyridine