2-butyl-3-{2'-[1-(1-ethoxyethyl)-1H-tetrazol-5-yl]-biphenyl-4-ylmethyl}-5-hydroxymethyl-6-formyl-3H-imidazo[4,5-b]pyridine 、
乙氧甲酰基亚甲基三苯基膦 以
苯 为溶剂,
以94%的产率得到2-butyl-6-[2-(ethoxycarbonyl)-vinyl-1-yl]-3-{2'-[1-(1-ethoxyethyl)-1H-tetrazol-5-yl]-biphenyl-4-ylmethyl}-5-hydroxymethyl-3H-imidazo[4,5-b]pyridine