3,4-Dichloro-1-(5-chloro-2-methoxyphenyl)-1H-pyrrole-2,5-dione CAS 329224-72-8

Purity 97%+In StockPharmaceutical Standards
CAS No.329224-72-8
Molecular FormulaC11H6Cl3NO3
Molecular Weight306.53 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,4-Dichloro-1-(5-chloro-2-methoxyphenyl)-1H-pyrrole-2,5-dione CAS 329224-72-8 chemical structure

Description

3,4-Dichloro-1-(5-chloro-2-methoxyphenyl)-1H-pyrrole-2,5-dione (CAS 329224-72-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H6Cl3NO3. Molecular weight: 306.53 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC11H6Cl3NO3
Molecular Weight306.53 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 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms1

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