(2-Nitro-10,11-dihydrodibenzo[b,f][1,4]oxazepin-9-yl)(p-tolyl)methanone CAS 866157-24-6

Purity 97%+In StockPharmaceutical Standards
CAS No.866157-24-6
Molecular FormulaC21H16N2O4
Molecular Weight360.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2-Nitro-10,11-dihydrodibenzo[b,f][1,4]oxazepin-9-yl)(p-tolyl)methanone CAS 866157-24-6 chemical structure

Description

CATO supplies (2-Nitro-10,11-dihydrodibenzo[b,f][1,4]oxazepin-9-yl)(p-tolyl)methanone (CAS 866157-24-6), a certified reference material (molecular formula C21H16N2O4, MW 360.36 g/mol) for analytical method development and quality control.

Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, (2-Nitro-10,11-dihydrodibenzo[b,f][1,4]oxazepin-9-yl)(p-tolyl)methanone is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 360.36 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.

CATO manufactures (2-Nitro-10,11-dihydrodibenzo[b,f][1,4]oxazepin-9-yl)(p-tolyl)methanone 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.

Physical & Chemical Properties

Molecular FormulaC21H16N2O4
Molecular Weight360.36 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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms2

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