2-chloro-4-(3-hydroxy-2-hydroxymethylpropoxy)benzonitrile 、
3-(4-羟基苯基)-4-炔-己酸甲酯 以to obtain 3-{4-[3-(3-chloro-4-cyanophenoxy)-2-hydroxymethylpropoxy]phenyl}hex-4-ynoic acid的产率得到3-{4-[3-(3-chloro-4-cyanophenoxy)-2-hydroxymethylpropoxy]phenyl}hex-4-ynoic acid