2-Chloro-1-(7-nitro-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)ethan-1-one CAS 128627-29-2

Purity 97%+In StockPharmaceutical Standards
CAS No.128627-29-2
Molecular FormulaC10H9ClN2O4
Molecular Weight256.64 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Chloro-1-(7-nitro-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)ethan-1-one CAS 128627-29-2 chemical structure

Description

2-Chloro-1-(7-nitro-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)ethan-1-one (CAS 128627-29-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H9ClN2O4. Molecular weight: 256.64 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC10H9ClN2O4
Molecular Weight256.64 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993
Halogen ContentCl-containing
Nitrogen Atoms2

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