(4,5-diphenyl-4H-1,2,4-triazol-3-yl)methanol CAS 56999-71-4

Purity 97%+In StockPharmaceutical Standards
CAS No.56999-71-4
Molecular FormulaC15H13N3O
Molecular Weight251.28 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(4,5-diphenyl-4H-1,2,4-triazol-3-yl)methanol CAS 56999-71-4 chemical structure

Description

As a certified reference material (CRM), (4,5-diphenyl-4H-1,2,4-triazol-3-yl)methanol 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.

(4,5-diphenyl-4H-1,2,4-triazol-3-yl)methanol (CAS 56999-71-4), molecular formula C15H13N3O and molecular weight 251.28 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, (4,5-diphenyl-4H-1,2,4-triazol-3-yl)methanol (C15H13N3O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 251.28 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

Physical & Chemical Properties

Molecular FormulaC15H13N3O
Molecular Weight251.28 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973
Nitrogen Atoms3

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