1-(2'-Carboxy-biphenyl-4-ylmethyl)-5-hydroxymethyl-2-propyl-1H-imidazole-4-carboxylic acid ethyl ester 在
lithium hydroxide 作用下,
以
1,4-二氧六环 、
水 为溶剂,
反应 5.0h,
以100%的产率得到1-(2'-Carboxy-biphenyl-4-ylmethyl)-5-hydroxymethyl-2-propyl-1H-imidazole-4-carboxylic acid