4-butyl-4-hydroxy-1,2-diphenylpyrazolidine-3,5-dione; 4-Butyl-4-hydroxy-1,2-diphenyl-3,5-pyrazolidinedione; 1,2-Diphenyl-4-butyl-4-hydroxypyrazolidine-3,5-dione; NSC 382672; Phenylbutazone Impurity B
Phenylbutazone Impurity B is a fully characterized chemical compound used as a reference standard of API Phenylbutazone. The standard offered is compliant with regulatory guidelines. Phenylbutazone Impurity B is used for analytical method development, method validation (AMV), and Quality Controlled (QC) applications during synthesis and formulation stages of drug development and serves as a reference standard for traceability against pharmacopeial standards (USP or EP). Axios Research products are intended for analytical purposes only and are not for human use. CAS - 16860-43-8
