3-Acetyl-4-hydroxy-7,8-dimethyl-2(1H)-quinolinone CAS 63768-46-7

Purity 97%+In StockPharmaceutical Standards
CAS No.63768-46-7
Molecular FormulaC13H13NO3
Molecular Weight231.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Acetyl-4-hydroxy-7,8-dimethyl-2(1H)-quinolinone CAS 63768-46-7 chemical structure

Description

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 supplies 3-Acetyl-4-hydroxy-7,8-dimethyl-2(1H)-quinolinone (CAS 63768-46-7), a certified reference material (molecular formula C13H13NO3, MW 231.25 g/mol) for analytical method development and quality control.

Structurally, 3-Acetyl-4-hydroxy-7,8-dimethyl-2(1H)-quinolinone (C13H13NO3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 231.25 g/mol, it falls into the medium-molecular-weight range. 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).

As a certified reference material (CRM), 3-Acetyl-4-hydroxy-7,8-dimethyl-2(1H)-quinolinone 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 FormulaC13H13NO3
Molecular Weight231.25 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 chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1975
Nitrogen Atoms1

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