Tris(4-(dimethylamino)phenyl)phosphine oxide CAS 807-20-5

Purity 97%+In StockPharmaceutical Standards
CAS No.807-20-5
Molecular FormulaC24H30N3OP
Molecular Weight407.49 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Tris(4-(dimethylamino)phenyl)phosphine oxide CAS 807-20-5 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 Tris(4-(dimethylamino)phenyl)phosphine oxide.

Tris(4-(dimethylamino)phenyl)phosphine oxide (CAS 807-20-5) is a high-purity analytical reference standard with the molecular formula C24H30N3OP and a molecular weight of 407.49 g/mol.

Owing to a steroid core, an amide group, organophosphorus functionality, a hydroxyl group, an ether linkage, Tris(4-(dimethylamino)phenyl)phosphine oxide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 407.49 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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), Tris(4-(dimethylamino)phenyl)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 FormulaC24H30N3OP
Molecular Weight407.49 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms3

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