| 摘要 |
Process for pharmaceutical grade high purity iodeoxycholic acid preparation starting from swine bile, consisting in the treatment of swine bile with sodium hydroxide, isolation of iodeoxycholic, chenodeoxycholic and iocholic acids by precipiation of their zinc salts and subsequent selective precipitation of the iodeoxycholic acid magnesium salt, from which the acid is freed by acidification and then crystallized. |
