5,5',5''-((Nitrilotris(benzene-4,1-diyl))tris(ethyne-2,1-diyl))triisophthalic acid CAS 1173285-14-7

Description

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.

5,5',5''-((Nitrilotris(benzene-4,1-diyl))tris(ethyne-2,1-diyl))triisophthalic acid (CAS 1173285-14-7), molecular formula C48H27NO12 and molecular weight 809.73 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 5,5',5''-((Nitrilotris(benzene-4,1-diyl))tris(ethyne-2,1-diyl))triisophthalic acid (C48H27NO12) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 36.0, corresponding to approximately 36 ring(s) or double-bond equivalent(s). With a molecular weight of 809.73 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

As a certified reference material (CRM), 5,5',5''-((Nitrilotris(benzene-4,1-diyl))tris(ethyne-2,1-diyl))triisophthalic acid 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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