Ethyl 3,5-dichloro-4-ethoxybenzoate CAS 40689-34-7

Purity 97%+In StockPharmaceutical Standards
CAS No.40689-34-7
Molecular FormulaC11H12Cl2O3
Molecular Weight263.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 3,5-dichloro-4-ethoxybenzoate CAS 40689-34-7 chemical structure

Description

Ethyl 3,5-dichloro-4-ethoxybenzoate (CAS 40689-34-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H12Cl2O3. Molecular weight: 263.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC11H12Cl2O3
Molecular Weight263.12 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1968
Halogen ContentCl-containing

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