S-t-butyl 5-hydroxy-3-oxo-5-phenylpentanethioate 、
氰基硼氢化钠 在
三异丙氧基氯化钛 作用下,
反应 3.67h,
以there is obtained, after 3 hours 40 minutes, with a yield of 79.5%, 400 mg of S-t-butyl 5-phenyl-3,5-dihydroxypentanethioate for which the syn/anti ratio的产率得到S-t-butyl 5-phenyl-3,5-dihydroxypentanethioate