Ethyl (2Z)-2-[(4-chlorophenyl)methylene]-3-oxobutanoate CAS 20047-98-7

Purity ≥95%In StockPharmaceutical Standards
CAS No.20047-98-7
Molecular FormulaC13H13ClO3
Molecular Weight252.69 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl (2Z)-2-[(4-chlorophenyl)methylene]-3-oxobutanoate CAS 20047-98-7 chemical structure

Description

CATO supplies Ethyl (2Z)-2-[(4-chlorophenyl)methylene]-3-oxobutanoate (CAS 20047-98-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H13ClO3. Molecular weight: 252.69 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC13H13ClO3
Molecular Weight252.69 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity≥95%
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, 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.)1962
Halogen ContentCl-containing

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