(e,e)-2,4-Heptadienyldiphenylphosphine Oxide CAS 91575-92-7

Purity 97%+In StockPharmaceutical Standards
CAS No.91575-92-7
Molecular FormulaC19H21OP
Molecular Weight296.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(e,e)-2,4-Heptadienyldiphenylphosphine Oxide CAS 91575-92-7 chemical structure

Description

CATO manufactures (e,e)-2,4-Heptadienyldiphenylphosphine Oxide 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.

(e,e)-2,4-Heptadienyldiphenylphosphine Oxide (CAS 91575-92-7) is a high-purity analytical reference standard with the molecular formula C19H21OP and a molecular weight of 296.34 g/mol.

(e,e)-2,4-Heptadienyldiphenylphosphine Oxide (C19H21OP) contains a steroid core, organophosphorus functionality, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

Physical & Chemical Properties

Molecular FormulaC19H21OP
Molecular Weight296.34 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1983

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