4-Methyl-1H-1,2,4-triazol-5(4H)-one CAS 4114-43-6

Purity 97%+In StockPharmaceutical Standards
CAS No.4114-43-6
Molecular FormulaC3H5N3O
Molecular Weight99.09 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Methyl-1H-1,2,4-triazol-5(4H)-one CAS 4114-43-6 chemical structure

Description

The occurrence of 4-Methyl-1H-1,2,4-triazol-5(4H)-one is closely related to an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-Methyl-1H-1,2,4-triazol-5(4H)-one (CAS 4114-43-6) is a high-purity analytical reference standard with the molecular formula C3H5N3O and a molecular weight of 99.09 g/mol.

4-Methyl-1H-1,2,4-triazol-5(4H)-one (C3H5N3O) contains an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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), 4-Methyl-1H-1,2,4-triazol-5(4H)-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.

Physical & Chemical Properties

Molecular FormulaC3H5N3O
Molecular Weight99.09 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)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1958
Nitrogen Atoms3

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