
CAS 95574-97-3: Butanoic acid, 4-chloro-3-hydroxy-, (3R)-
Formula:C4H7ClO3
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4-Chloro-3-hydroxybutyric acid
CAS:4-Chloro-3-hydroxybutyric acid (4C3HB) is an analytical, research and development, high purity, synthetic, API impurity and HPLC standard. 4C3HB is a metabolite of the drug clofibric acid. It also serves as an impurity standard for clofibric acid. 4C3HB has been used in the synthesis of some drugs such as risperidone and carbamazepine. The chemical formula for 4C3HB is C9H13ClO2. CAS No. 95574-97-3Formula:C4H7ClO3Purity:Min. 95%Molecular weight:138.55 g/mol