5-methyl-1,3,4-oxadiazole-2-carboxamide CAS 99367-45-0

Purity 97%+In StockPharmaceutical Standards
CAS No.99367-45-0
Molecular FormulaC4H5N3O2
Molecular Weight127.10 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-methyl-1,3,4-oxadiazole-2-carboxamide CAS 99367-45-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 127.10 g/mol gives 5-methyl-1,3,4-oxadiazole-2-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 5-methyl-1,3,4-oxadiazole-2-carboxamide (CAS 99367-45-0), a certified reference material (molecular formula C4H5N3O2, MW 127.10 g/mol) for analytical method development and quality control.

Based on its molecular formula C4H5N3O2, 5-methyl-1,3,4-oxadiazole-2-carboxamide contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 127.10 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

CATO manufactures 5-methyl-1,3,4-oxadiazole-2-carboxamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC4H5N3O2
Molecular Weight127.10 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1985
Nitrogen Atoms3

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