2-methyl-5H,6H-[1,2,4]triazolo[1,5-c]quinazolin-5-one CAS 258350-94-6

Purity 97%+In StockPharmaceutical Standards
CAS No.258350-94-6
Molecular FormulaC10H18N4O
Molecular Weight210.28 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-methyl-5H,6H-[1,2,4]triazolo[1,5-c]quinazolin-5-one CAS 258350-94-6 chemical structure

Description

As a certified reference material (CRM), 2-methyl-5H,6H-[1,2,4]triazolo[1,5-c]quinazolin-5-one 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.

2-methyl-5H,6H-[1,2,4]triazolo[1,5-c]quinazolin-5-one (CAS 258350-94-6) is a high-purity analytical reference standard with the molecular formula C10H18N4O and a molecular weight of 210.28 g/mol.

Structurally, 2-methyl-5H,6H-[1,2,4]triazolo[1,5-c]quinazolin-5-one (C10H18N4O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 210.28 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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.

Physical & Chemical Properties

Molecular FormulaC10H18N4O
Molecular Weight210.28 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms4

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