6-fluoro-3-methyl-2-oxo-1,3-benzoxazole-7-carboxylic acid CAS 445219-44-3

Purity 97%+In StockPharmaceutical Standards
CAS No.445219-44-3
Molecular FormulaC9H12FNO4
Molecular Weight217.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-fluoro-3-methyl-2-oxo-1,3-benzoxazole-7-carboxylic acid CAS 445219-44-3 chemical structure

Description

High-purity 6-fluoro-3-methyl-2-oxo-1,3-benzoxazole-7-carboxylic acid (CAS 445219-44-3) pharmaceutical standards reference standard. Molecular formula: C9H12FNO4. Molecular weight: 217.19 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC9H12FNO4
Molecular Weight217.19 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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF-containing
Nitrogen Atoms1

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