N-(3,4-dichlorobenzyl)-4-(2-oxopyrrolidin-1-yl)benzamide CAS 478039-61-1

Purity 97%+In StockPharmaceutical Standards
CAS No.478039-61-1
Molecular FormulaC18H16Cl2N2O2
Molecular Weight363.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(3,4-dichlorobenzyl)-4-(2-oxopyrrolidin-1-yl)benzamide CAS 478039-61-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 363.24 g/mol gives N-(3,4-dichlorobenzyl)-4-(2-oxopyrrolidin-1-yl)benzamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

N-(3,4-dichlorobenzyl)-4-(2-oxopyrrolidin-1-yl)benzamide (CAS 478039-61-1), molecular formula C18H16Cl2N2O2 and molecular weight 363.24 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C18H16Cl2N2O2, N-(3,4-dichlorobenzyl)-4-(2-oxopyrrolidin-1-yl)benzamide contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 363.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC18H16Cl2N2O2
Molecular Weight363.24 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 DMSO, DMF, methanol
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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2

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