5,5'-Methylenebis(2-aminobenzoic acid) CAS 7330-46-3

Description

Compared with other compounds in its class, the molecular weight of 286.28 g/mol gives 5,5'-Methylenebis(2-aminobenzoic acid) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5,5'-Methylenebis(2-aminobenzoic acid) (CAS 7330-46-3), molecular formula C15H14N2O4 and molecular weight 286.28 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 5,5'-Methylenebis(2-aminobenzoic acid) (C15H14N2O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 286.28 g/mol, it falls into the medium-molecular-weight range. 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.

CATO manufactures 5,5'-Methylenebis(2-aminobenzoic acid) under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

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