Oxonic Acid Impurity 4 CAS 29410-13-7

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.29410-13-7
Molecular FormulaC3H4N2O3
Molecular Weight116.08 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Oxonic Acid Impurity 4 CAS 29410-13-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 116.08 g/mol gives Oxonic Acid Impurity 4 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Oxonic Acid Impurity 4 (CAS 29410-13-7) is a certified pharmaceutical impurity reference standard with the molecular formula C3H4N2O3 and a molecular weight of 116.08 g/mol.

Based on its molecular formula C3H4N2O3, Oxonic Acid Impurity 4 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 116.08 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.

CATO manufactures Oxonic Acid Impurity 4 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 FormulaC3H4N2O3
Molecular Weight116.08 g/mol
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1965
Nitrogen Atoms2

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