(E)-(S)-ethyl 3-{4-[3-(2',3'-dichloro-biphenyl-4-yl)-but-2-enyloxy]-phenyl}-2-ethoxy-propionate 、
sodium hydroxide 在
(E)-(S)-3-{4-[3-(2',3'-dichloro-biphenyl-4-yl)-but-2-enyloxy]-phenyl}-2-ethoxy-propionic acid 作用下,
以giving (E)-(S)-3-{4-[3-(2′,3′-dichloro-biphenyl-4-yl)-but-2-enyloxy]-phenyl}-2-ethoxy-propionic acid as a gum, which的产率得到(E)-(S)-3-{4-[3-(2',3'-dichloro-biphenyl-4-yl)-but-2-enyloxy]-phenyl}-2-ethoxy-propionic acid