The present invention provides a process for preparation of deoxycholic acid or salt thereof; the process comprises the steps of reacting the compound of formula II to obtain a compound of formula III; the compound of formula III is converted to a compound of formula IV and the compound of formula IV is converted to deoxycholic acid. The present invention also provides a process for the purification of deoxycholic acid or salt thereof.
本发明提供了一种制备脱氧
胆酸或其盐的工艺;该工艺包括以下步骤:使式 II 化合物反应得到式 III 化合物;式 III 化合物转化为式 IV 化合物,式 IV 化合物转化为脱氧
胆酸。本发明还提供了一种纯化脱氧
胆酸或其盐的工艺。