Ethyl 2-[(3E)-1-[(3,4-dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]acetate CAS 338393-07-0

Purity 97%+In StockPharmaceutical Standards
CAS No.338393-07-0
Molecular FormulaC19H15Cl2NO3
Molecular Weight376.23 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 2-[(3E)-1-[(3,4-dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]acetate CAS 338393-07-0 chemical structure

Description

CATO supplies Ethyl 2-[(3E)-1-[(3,4-dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]acetate (CAS 338393-07-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H15Cl2NO3. Molecular weight: 376.23 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC19H15Cl2NO3
Molecular Weight376.23 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms1

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