2-Diethoxyphosphoryl-1,3,5-trimethyl-benzene CAS 28036-01-3

Description

Compared with other compounds in its class, the molecular weight of 256.28 g/mol gives 2-Diethoxyphosphoryl-1,3,5-trimethyl-benzene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-Diethoxyphosphoryl-1,3,5-trimethyl-benzene (CAS 28036-01-3), molecular formula C13H21O3P and molecular weight 256.28 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-Diethoxyphosphoryl-1,3,5-trimethyl-benzene (C13H21O3P) contains a phosphonate group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.5, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 256.28 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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), 2-Diethoxyphosphoryl-1,3,5-trimethyl-benzene 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

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