2-(3-Oxo-1,2,3,4-tetrahydroquinoxalin-2-yl)-n-phenylacetamide CAS 36932-40-8

Purity 97%+In StockPharmaceutical Standards
CAS No.36932-40-8
Molecular FormulaC16H15N3O2
Molecular Weight281.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(3-Oxo-1,2,3,4-tetrahydroquinoxalin-2-yl)-n-phenylacetamide CAS 36932-40-8 chemical structure

Description

CATO manufactures 2-(3-Oxo-1,2,3,4-tetrahydroquinoxalin-2-yl)-n-phenylacetamide 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.

2-(3-Oxo-1,2,3,4-tetrahydroquinoxalin-2-yl)-n-phenylacetamide (CAS 36932-40-8) is a high-purity analytical reference standard with the molecular formula C16H15N3O2 and a molecular weight of 281.31 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 2-(3-Oxo-1,2,3,4-tetrahydroquinoxalin-2-yl)-n-phenylacetamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 281.31 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.

Physical & Chemical Properties

Molecular FormulaC16H15N3O2
Molecular Weight281.31 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1967
Nitrogen Atoms3

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