4-Nitrophthalimide CAS 89-40-7

Purity 97%+In StockPharmaceutical Standards
CAS No.89-40-7
Molecular FormulaC8H4N2O4
Molecular Weight192.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Nitrophthalimide CAS 89-40-7 chemical structure

Description

4-Nitrophthalimide (CAS 89-40-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H4N2O4. Molecular weight: 192.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC8H4N2O4
Molecular Weight192.13 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.)1957
Nitrogen Atoms2

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