Taurolithocholic Acid and its Impurities

Taurolithocholic Acid is a major human metabolite. It is a bile acid which inhibits radioligand binding to mAChR M1 (muscarinic M1), but not to M2 or M3 receptors. Reference standards of Taurolithocholic Acid API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.