High purity chenodeoxycholic acid and method for obtaining same

US4163017A · kind A · utility

Assignee

• Diamalt Aktiengesellschaft · DE

Inventors

• Siegfried Maeke · Raubling, DE
• Paul Rambacher · Rosenheim, DE

Key dates

• Filing date: Mar 28, 1977
• Grant date: Jul 31, 1979
• Expiry date: Mar 28, 1997

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07J9/005
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Chenodeoxycholic acid melting in the range of 168.degree.-171.degree. C. and of such high purity as to be suitable for human therapeutic use is obtained by crystallization from acetonitrile.