Cholanthrene CAS 479-23-2

Purity 97%+In StockPharmaceutical Standards
CAS No.479-23-2
Molecular FormulaC20H14
Molecular Weight254.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Cholanthrene CAS 479-23-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 254.33 g/mol gives Cholanthrene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Cholanthrene (CAS 479-23-2), a certified reference material (molecular formula C20H14, MW 254.33 g/mol) for analytical method development and quality control.

Structurally, Cholanthrene (C20H14) contains a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 254.33 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures Cholanthrene under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC20H14
Molecular Weight254.33 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957

Recommended Standards

Why CATO?