2-[2-(2,6-Dimethylmorpholin-4-yl)ethyl]-2H,3H,4H-pyrido[3,2-b][1,4]oxazin-3-one CAS 1272756-29-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1272756-29-2
Molecular FormulaC15H21N3O3
Molecular Weight291.35 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-[2-(2,6-Dimethylmorpholin-4-yl)ethyl]-2H,3H,4H-pyrido[3,2-b][1,4]oxazin-3-one CAS 1272756-29-2 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.

2-[2-(2,6-Dimethylmorpholin-4-yl)ethyl]-2H,3H,4H-pyrido[3,2-b][1,4]oxazin-3-one (CAS 1272756-29-2) is a high-purity analytical reference standard with the molecular formula C15H21N3O3 and a molecular weight of 291.35 g/mol.

Based on its molecular formula C15H21N3O3, 2-[2-(2,6-Dimethylmorpholin-4-yl)ethyl]-2H,3H,4H-pyrido[3,2-b][1,4]oxazin-3-one 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 291.35 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC15H21N3O3
Molecular Weight291.35 g/mol
AppearanceOff-white to pale 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms3

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