2-[6-(ethanesulfonyl)-2-oxo-3,4-dihydro-2h-1,4-benzoxazin-4-yl]acetic acid CAS 954263-08-2

Purity 97%+In StockPharmaceutical Standards
CAS No.954263-08-2
Molecular FormulaC12H13NO6S
Molecular Weight299.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-[6-(ethanesulfonyl)-2-oxo-3,4-dihydro-2h-1,4-benzoxazin-4-yl]acetic acid CAS 954263-08-2 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-[6-(ethanesulfonyl)-2-oxo-3,4-dihydro-2h-1,4-benzoxazin-4-yl]acetic acid.

2-[6-(ethanesulfonyl)-2-oxo-3,4-dihydro-2h-1,4-benzoxazin-4-yl]acetic acid (CAS 954263-08-2) is a high-purity analytical reference standard with the molecular formula C12H13NO6S and a molecular weight of 299.30 g/mol.

Based on its molecular formula C12H13NO6S, 2-[6-(ethanesulfonyl)-2-oxo-3,4-dihydro-2h-1,4-benzoxazin-4-yl]acetic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 299.30 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.

As a certified reference material (CRM), 2-[6-(ethanesulfonyl)-2-oxo-3,4-dihydro-2h-1,4-benzoxazin-4-yl]acetic acid 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 FormulaC12H13NO6S
Molecular Weight299.30 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms1
Sulfur Atoms1

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