3,5-Diaminopyrazine-2-carboxamide CAS 39870-67-2

Purity 97%+In StockPharmaceutical Standards
CAS No.39870-67-2
Molecular FormulaC5H7N5O
Molecular Weight153.14 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,5-Diaminopyrazine-2-carboxamide CAS 39870-67-2 chemical structure

Description

CATO manufactures 3,5-Diaminopyrazine-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.

CATO supplies 3,5-Diaminopyrazine-2-carboxamide (CAS 39870-67-2), a certified reference material (molecular formula C5H7N5O, MW 153.14 g/mol) for analytical method development and quality control.

Based on its molecular formula C5H7N5O, 3,5-Diaminopyrazine-2-carboxamide 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 153.14 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.

Physical & Chemical Properties

Molecular FormulaC5H7N5O
Molecular Weight153.14 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
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)5.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1968
Nitrogen Atoms5

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