5-(4-Chlorophenyl)-1-(4-ethylphenyl)-2-methyl-1H-pyrrole-3-carboxylic acid CAS 881041-75-4

Purity 97%+In StockPharmaceutical Standards
CAS No.881041-75-4
Molecular FormulaC20H18ClNO2
Molecular Weight339.82 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(4-Chlorophenyl)-1-(4-ethylphenyl)-2-methyl-1H-pyrrole-3-carboxylic acid CAS 881041-75-4 chemical structure

Description

5-(4-Chlorophenyl)-1-(4-ethylphenyl)-2-methyl-1H-pyrrole-3-carboxylic acid (CAS 881041-75-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C20H18ClNO2. Molecular weight: 339.82 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC20H18ClNO2
Molecular Weight339.82 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
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.)1987
Halogen ContentCl-containing
Nitrogen Atoms1

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