4,4-Mimethyl-(3b,5a)-Ergosta-8,14,24(28)-Trien-3-ol is a fully characterized chemical compound used as a reference standard of API Ergostanol. The standard offered is compliant with regulatory guidelines. 4,4-Mimethyl-(3b,5a)-Ergosta-8,14,24(28)-Trien-3-ol 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 - 84964-14-7