Formulation: A solid
Formal Name: (3β,5β,7β)-3,7-dihydroxy-cholan-24-oic acid
Purity: ≥98%
Formula Markup: C24H40O4
Formula Weight: 392,6
Shelf life (days): 1460
CAS Number: 78919-26-3
Notes: Isoursodeoxycholic acid is a 3β-epimer of the secondary bile acid ursodeoxycholic acid (UDCA; Item No. 15121).{63237} It is formed from UDCA via epimerization in vivo and can be isomerized back into UDCA.{63238,63237} Isoursodeoxycholic acid (2,500 mg/kg in the diet) decreases serum alkaline phosphatase (ALP), aspartate aminotransferase (AST), and alanine transaminase (ALT) levels in bile duct-ligated rats but does not affect liver histology.{63239}