(E)-(S)-ethyl 2-ethoxy-3-{4-[3-(5'-chloro-2'-methoxy-biphenyl-4-yl)-but-2-enyloxy]-phenyl}-propionate 、
sodium hydroxide 在
(E)-(S)-3-{4-[3-(5'-chloro-2'-methoxy-biphenyl-4-yl)-but-2-enyloxy]-phenyl}-2-ethoxy-propionic acid 作用下,
以yielding (E)-(S)-3-{4-[3-(5′-chloro-2′-methoxy-biphenyl-4-yl)-but-2-enyloxy]-phenyl}-2-ethoxy-propionic acid as a colourless gum, which的产率得到(E)-(S)-3-{4-[3-(5'-chloro-2'-methoxy-biphenyl-4-yl)-but-2-enyloxy]-phenyl}-2-ethoxy-propionic acid