Bis(4-methylphenyl)chlorophosphine CAS 13685-23-9

Purity 97%+In StockPharmaceutical Standards
CAS No.13685-23-9
Molecular FormulaC14H14ClP
Molecular Weight248.69 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Bis(4-methylphenyl)chlorophosphine CAS 13685-23-9 chemical structure

Description

The occurrence of Bis(4-methylphenyl)chlorophosphine is closely related to organophosphorus functionality, chlorine substitution, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

Bis(4-methylphenyl)chlorophosphine (CAS 13685-23-9) is a high-purity analytical reference standard with the molecular formula C14H14ClP and a molecular weight of 248.69 g/mol.

Based on its molecular formula C14H14ClP, Bis(4-methylphenyl)chlorophosphine contains organophosphorus functionality, chlorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 248.69 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

As a certified reference material (CRM), Bis(4-methylphenyl)chlorophosphine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC14H14ClP
Molecular Weight248.69 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1960
Halogen ContentCl-containing

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