benzidine dihydrochloride; [1,1'-Biphenyl]-4,4'-diamine dihydrochloride; 4,4'-Bianiline dihydrochloride; 4,4'-Biphenyldiamine dihydrochloride; 4,4'-Diamino-1,1'-biphenyl dihydrochloride; 4,4'-Diaminobiphenyl dihydrochloride; 4,4'-Diaminodiphenyl dihydrochloride; NSC 146476 dihydrochloride;
Phenylbutazone Impurity E is a fully characterized chemical compound used as a reference standard of API Phenylbutazone. The standard offered is compliant with regulatory guidelines. Phenylbutazone Impurity E 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 - 531-85-1