N-(Quinoxalin-5-yl)formamide CAS 33544-36-4

Purity 97%+In StockPharmaceutical Standards
CAS No.33544-36-4
Molecular FormulaC9H7N3O
Molecular Weight173.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(Quinoxalin-5-yl)formamide CAS 33544-36-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 173.17 g/mol gives N-(Quinoxalin-5-yl)formamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

N-(Quinoxalin-5-yl)formamide (CAS 33544-36-4) is a high-purity analytical reference standard with the molecular formula C9H7N3O and a molecular weight of 173.17 g/mol.

Based on its molecular formula C9H7N3O, N-(Quinoxalin-5-yl)formamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 173.17 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 N-(Quinoxalin-5-yl)formamide 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 FormulaC9H7N3O
Molecular Weight173.17 g/mol
AppearancePale yellow to 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1966
Nitrogen Atoms3

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