5-Fluoroisatoic anhydride 5-fluoroisatonic anhydride 6-fluoroisatoic anhydride 6-fluoro isatin anhydride 6-Fluoro-1H-benzo[d][1,3]oxazine-2,4-dione 6-Fluoro-2H-3,1-benzoxazine-2,4(1H)-dione 321-69-7 CAS 321-69-7

Purity 97%+In StockPharmaceutical Standards
CAS No.321-69-7
Molecular FormulaC8H10FNO3
Molecular Weight187.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Fluoroisatoic anhydride 5-fluoroisatonic anhydride 6-fluoroisatoic anhydride 6-fluoro isatin anhydride 6-Fluoro-1H-benzo[d][1,3]oxazine-2,4-dione 6-Fluoro-2H-3,1-benzoxazine-2,4(1H)-dione 321-69-7 CAS 321-69-7 chemical structure

Description

High-purity 5-Fluoroisatoic anhydride 5-fluoroisatonic anhydride 6-fluoroisatoic anhydride 6-fluoro isatin anhydride 6-Fluoro-1H-benzo[d][1,3]oxazine-2,4-dione 6-Fluoro-2H-3,1-benzoxazine-2,4(1H)-dione 321-69-7 (CAS 321-69-7) pharmaceutical standards reference standard. Molecular formula: C8H10FNO3. Molecular weight: 187.17 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC8H10FNO3
Molecular Weight187.17 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.)1957
Halogen ContentF-containing
Nitrogen Atoms1

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