(E)-4-(4-acetylphenylamino)-4-oxobut-2-enoic acid 24870-12-0 4-(4-Acetylanilino)-4-oxo-2-butenoic acid CAS 24870-12-0

Purity 97%+In StockPharmaceutical Standards
CAS No.24870-12-0
Molecular FormulaC12H11NO4
Molecular Weight233.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-4-(4-acetylphenylamino)-4-oxobut-2-enoic acid 24870-12-0 4-(4-Acetylanilino)-4-oxo-2-butenoic acid CAS 24870-12-0 chemical structure

Description

(E)-4-(4-acetylphenylamino)-4-oxobut-2-enoic acid 24870-12-0 4-(4-Acetylanilino)-4-oxo-2-butenoic acid (CAS 24870-12-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H11NO4. Molecular weight: 233.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC12H11NO4
Molecular Weight233.22 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, acetonitrile, DMSO, water (slightly soluble)
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.)1964
Nitrogen Atoms1

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