Di(aziridin-1-yl)(2-bromophenyl)phosphine oxide CAS 5439-91-8

Purity 97%+In StockPharmaceutical Standards
CAS No.5439-91-8
Molecular FormulaC22H19NO3
Molecular Weight345.39 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Di(aziridin-1-yl)(2-bromophenyl)phosphine oxide CAS 5439-91-8 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Di(aziridin-1-yl)(2-bromophenyl)phosphine oxide.

Di(aziridin-1-yl)(2-bromophenyl)phosphine oxide (CAS 5439-91-8), molecular formula C22H19NO3 and molecular weight 345.39 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C22H19NO3, Di(aziridin-1-yl)(2-bromophenyl)phosphine oxide contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 345.39 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).

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.

As a certified reference material (CRM), Di(aziridin-1-yl)(2-bromophenyl)phosphine oxide 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 FormulaC22H19NO3
Molecular Weight345.39 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Nitrogen Atoms1

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Why CATO?