3,4,5-Trichlorobenzoyl Chloride CAS 42221-50-1

Purity 97%+In StockPharmaceutical Standards
CAS No.42221-50-1
Molecular FormulaC7H2Cl4O
Molecular Weight243.90 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,4,5-Trichlorobenzoyl Chloride CAS 42221-50-1 chemical structure

Description

3,4,5-Trichlorobenzoyl Chloride (CAS 42221-50-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H2Cl4O. Molecular weight: 243.90 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC7H2Cl4O
Molecular Weight243.90 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1969
Halogen ContentCl-containing

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