Methyl (2E)-4-(4-Nitrophenyl)-4-oxobut-2-enoate CAS 113709-52-7

Purity 97%+In StockPharmaceutical Standards
CAS No.113709-52-7
Molecular FormulaC11H9NO5
Molecular Weight235.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl (2E)-4-(4-Nitrophenyl)-4-oxobut-2-enoate CAS 113709-52-7 chemical structure

Description

CATO supplies Methyl (2E)-4-(4-Nitrophenyl)-4-oxobut-2-enoate (CAS 113709-52-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H9NO5. Molecular weight: 235.19 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC11H9NO5
Molecular Weight235.19 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Nitrogen Atoms1

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