[6-(4-ethylphenoxy)-1-methyl-1H-benzimidazol-2-yl]methanol 、
3-羟基苯甲酸甲酯 、
三丁基膦 、
1,1'-azodicarbonyl-dipiperidine 以
二氯甲烷 为溶剂,
以to obtain the desired compound (5.6 g, yield: 72%) as a pale red solid的产率得到methyl 3-([6-(4-ethylphenoxy)-1-methyl-1H-benzimidazol-2-yl]methoxy)benzoate