4-Phenyl-1H-2,3-benzoxazin-1-one CAS 19298-29-4

Purity 97%+In StockPharmaceutical Standards
CAS No.19298-29-4
Molecular FormulaC14H9NO2
Molecular Weight223.23 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Phenyl-1H-2,3-benzoxazin-1-one CAS 19298-29-4 chemical structure

Description

4-Phenyl-1H-2,3-benzoxazin-1-one (CAS 19298-29-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H9NO2. Molecular weight: 223.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC14H9NO2
Molecular Weight223.23 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1962
Nitrogen Atoms1

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