3-Methyl-isatoic anhydride 3-methylisatoic anhydride 66176-17-8 8-methyl-1-h-benzo[d][1,3]oxazine-2,4-dione 8-methyl-1h-benzo[d][1,3]oxazine-2,4-dione CAS 66176-17-8

Purity 97%+In StockPharmaceutical Standards
CAS No.66176-17-8
Molecular FormulaC9H5NO3
Molecular Weight175.14 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Methyl-isatoic anhydride 3-methylisatoic anhydride 66176-17-8 8-methyl-1-h-benzo[d][1,3]oxazine-2,4-dione 8-methyl-1h-benzo[d][1,3]oxazine-2,4-dione CAS 66176-17-8 chemical structure

Description

High-purity 3-Methyl-isatoic anhydride 3-methylisatoic anhydride 66176-17-8 8-methyl-1-h-benzo[d][1,3]oxazine-2,4-dione 8-methyl-1h-benzo[d][1,3]oxazine-2,4-dione (CAS 66176-17-8) pharmaceutical standards reference standard. Molecular formula: C9H5NO3. Molecular weight: 175.14 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC9H5NO3
Molecular Weight175.14 g/mol
AppearancePale yellow to yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
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
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1975
Nitrogen Atoms1

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