6-(4-Oxo-3,4-dihydrophthalazin-1-yl)-3,4-dihydro-2H-1,4-benzoxazin-3-one CAS 330151-13-8

Purity 97%+In StockPharmaceutical Standards
CAS No.330151-13-8
Molecular FormulaC16H11N3O3
Molecular Weight293.28 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-(4-Oxo-3,4-dihydrophthalazin-1-yl)-3,4-dihydro-2H-1,4-benzoxazin-3-one CAS 330151-13-8 chemical structure

Description

6-(4-Oxo-3,4-dihydrophthalazin-1-yl)-3,4-dihydro-2H-1,4-benzoxazin-3-one (CAS 330151-13-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H11N3O3. Molecular weight: 293.28 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC16H11N3O3
Molecular Weight293.28 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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3

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