2-(1H-1,2,4-Triazol-1-yl) terephthalic acid CAS 2170848-14-1

Purity 97%+In StockPharmaceutical Standards
CAS No.2170848-14-1
Molecular FormulaC10H7N3O4
Molecular Weight233.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(1H-1,2,4-Triazol-1-yl) terephthalic acid CAS 2170848-14-1 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 2-(1H-1,2,4-Triazol-1-yl) terephthalic acid.

2-(1H-1,2,4-Triazol-1-yl) terephthalic acid (CAS 2170848-14-1), molecular formula C10H7N3O4 and molecular weight 233.18 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-(1H-1,2,4-Triazol-1-yl) terephthalic acid (C10H7N3O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 233.18 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), 2-(1H-1,2,4-Triazol-1-yl) terephthalic 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

Molecular FormulaC10H7N3O4
Molecular Weight233.18 g/mol
AppearancePale yellow to yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1998
Nitrogen Atoms3

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