1-(4-Methyl-2-nitrophenyl)-2,5-dihydro-1H-pyrrole-2,5-dione CAS 91135-77-2

Purity 97%+In StockPharmaceutical Standards
CAS No.91135-77-2
Molecular FormulaC11H8N2O4
Molecular Weight232.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(4-Methyl-2-nitrophenyl)-2,5-dihydro-1H-pyrrole-2,5-dione CAS 91135-77-2 chemical structure

Description

CATO supplies 1-(4-Methyl-2-nitrophenyl)-2,5-dihydro-1H-pyrrole-2,5-dione (CAS 91135-77-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H8N2O4. Molecular weight: 232.19 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC11H8N2O4
Molecular Weight232.19 g/mol
AppearancePale yellow to yellow crystalline powder
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1983
Nitrogen Atoms2

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