5-Hydroxypyrazine-2-carbonitrile CAS 134510-05-7

Purity 97%+In StockPharmaceutical Standards
CAS No.134510-05-7
Molecular FormulaC5H3N3O
Molecular Weight121.10 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Hydroxypyrazine-2-carbonitrile CAS 134510-05-7 chemical structure

Description

5-Hydroxypyrazine-2-carbonitrile (CAS 134510-05-7), molecular formula C5H3N3O and molecular weight 121.10 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C5H3N3O, 5-Hydroxypyrazine-2-carbonitrile 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 121.10 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.

As a certified reference material (CRM), 5-Hydroxypyrazine-2-carbonitrile 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 FormulaC5H3N3O
Molecular Weight121.10 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)6.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1995
Nitrogen Atoms3

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