(8-Phenylpyrazolo[5,1-c][1,2,4]triazin-3-yl)(p-tolyl)methanone CAS 1338687-81-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1338687-81-2
Molecular FormulaC19H14N4O
Molecular Weight314.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(8-Phenylpyrazolo[5,1-c][1,2,4]triazin-3-yl)(p-tolyl)methanone CAS 1338687-81-2 chemical structure

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.

CATO supplies (8-Phenylpyrazolo[5,1-c][1,2,4]triazin-3-yl)(p-tolyl)methanone (CAS 1338687-81-2), a certified reference material (molecular formula C19H14N4O, MW 314.34 g/mol) for analytical method development and quality control.

Structurally, (8-Phenylpyrazolo[5,1-c][1,2,4]triazin-3-yl)(p-tolyl)methanone (C19H14N4O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 314.34 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

As a certified reference material (CRM), (8-Phenylpyrazolo[5,1-c][1,2,4]triazin-3-yl)(p-tolyl)methanone 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 FormulaC19H14N4O
Molecular Weight314.34 g/mol
AppearancePale yellow to yellow crystalline powder
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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Nitrogen Atoms4

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