Refining method for 7-ketolithocholic acid

• Main Authors: MA XINCHENG, ZHANG ZONGLEI, DUAN CHONGGANG, ZHAO SITAI, ZHANG NING, FENG GUANGLING, FU BINGYUE, LIU KUIKUI, XIAN JING
• Format: Patent
• Language: Chinese; English
• Published: 12.07.2019
• Subjects: CHEMISTRY; METALLURGY; ORGANIC CHEMISTRY; STEROIDS

The invention discloses a refining method for 7-ketolithocholic acid. The refining method comprises the following steps that a crude 7-ketolithocholic acid product and alcohol react under acid catalysis to form ester, a crude 7-ketolithocholic acid ester product is obtained, refined in a mixed solve...