(6-nitro-2-oxo-3,4-dihydro-1H-quinolin-8-yl) acetate CAS 71280-10-9

Purity 97%+In StockPharmaceutical Standards
CAS No.71280-10-9
Molecular FormulaC11H10N2O5
Molecular Weight250.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(6-nitro-2-oxo-3,4-dihydro-1H-quinolin-8-yl) acetate CAS 71280-10-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 250.21 g/mol gives (6-nitro-2-oxo-3,4-dihydro-1H-quinolin-8-yl) acetate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(6-nitro-2-oxo-3,4-dihydro-1H-quinolin-8-yl) acetate (CAS 71280-10-9), molecular formula C11H10N2O5 and molecular weight 250.21 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, (6-nitro-2-oxo-3,4-dihydro-1H-quinolin-8-yl) acetate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 250.21 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.

As a certified reference material (CRM), (6-nitro-2-oxo-3,4-dihydro-1H-quinolin-8-yl) acetate 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 FormulaC11H10N2O5
Molecular Weight250.21 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 methanol, ethanol, 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.)1977
Nitrogen Atoms2

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