1-Methyl-1H-pyrazolo[3,4-b]pyridine-5,6-dicarboxylic acid CAS 106057-33-4

Description

The occurrence of 1-Methyl-1H-pyrazolo[3,4-b]pyridine-5,6-dicarboxylic acid is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

1-Methyl-1H-pyrazolo[3,4-b]pyridine-5,6-dicarboxylic acid (CAS 106057-33-4), molecular formula C9H7N3O4 and molecular weight 221.17 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 1-Methyl-1H-pyrazolo[3,4-b]pyridine-5,6-dicarboxylic acid (C9H7N3O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 221.17 g/mol, it falls into the medium-molecular-weight range. 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), 1-Methyl-1H-pyrazolo[3,4-b]pyridine-5,6-dicarboxylic 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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