2,3,4,9-Tetrahydro-2-methyl-9-phenyl-1H-pyrido[3,4-b]indol-1-one is a fully characterized chemical compound used as a reference standard of API Harmane. The standard offered is compliant with regulatory guidelines. 2,3,4,9-Tetrahydro-2-methyl-9-phenyl-1H-pyrido[3,4-b]indol-1-one 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 - 74300-17-7