(E)-4-(4-Chlorophenyl)-2-oxobut-3-enoic acid CAS 42393-06-6

Purity 97%+In StockPharmaceutical Standards
CAS No.42393-06-6
Molecular FormulaC10H7ClO3
Molecular Weight210.61 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-4-(4-Chlorophenyl)-2-oxobut-3-enoic acid CAS 42393-06-6 chemical structure

Description

CATO supplies (E)-4-(4-Chlorophenyl)-2-oxobut-3-enoic acid (CAS 42393-06-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C10H7ClO3. Molecular weight: 210.61 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC10H7ClO3
Molecular Weight210.61 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1969
Halogen ContentCl-containing

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