2-Hydroxy-3-methylpyrazine CAS 19838-07-4

Purity 97%+In StockPharmaceutical Standards
CAS No.19838-07-4
Molecular FormulaC5H6N2O
Molecular Weight110.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Hydroxy-3-methylpyrazine CAS 19838-07-4 chemical structure

Description

2-Hydroxy-3-methylpyrazine (CAS 19838-07-4), molecular formula C5H6N2O and molecular weight 110.11 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C5H6N2O, 2-Hydroxy-3-methylpyrazine contains an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 110.11 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 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 2-Hydroxy-3-methylpyrazine 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 FormulaC5H6N2O
Molecular Weight110.11 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)4.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1962
Nitrogen Atoms2

Related Hydroxy Standards

Recommended Standards

Why CATO?