Chenodeoxycholic acid (CDCA, CAS: 474-25-9) is a primary bile acid with the chemical formula C₂₄H₄₀O₄ and molecular weight 392.57 g/mol. As a major component of human bile (30-40% of bile acid pool), it is FDA-approved as a cholesterol gallstone dissolving agent (brand name: Chenodal®). The 2023 EASL guidelines list it as a second-line therapy for primary biliary cholangitis (PBC) (Evidence Level: 1B).
Product Name: Chenodeoxycholic acid
CAS No.: 474-25-9
Molecular Formula: C₂₄H₄₀O₄