1-(4-Bromo-2-methylphenyl)pyrrolidin-2-one CAS 1016673-59-8

Purity 97%+In StockPharmaceutical Standards
CAS No.1016673-59-8
Molecular FormulaC11H12BrNO
Molecular Weight254.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(4-Bromo-2-methylphenyl)pyrrolidin-2-one CAS 1016673-59-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 254.12 g/mol gives 1-(4-Bromo-2-methylphenyl)pyrrolidin-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-(4-Bromo-2-methylphenyl)pyrrolidin-2-one (CAS 1016673-59-8), molecular formula C11H12BrNO and molecular weight 254.12 g/mol, is a CATO reference standard with documented purity and traceability.

1-(4-Bromo-2-methylphenyl)pyrrolidin-2-one (C11H12BrNO) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 FormulaC11H12BrNO
Molecular Weight254.12 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988
Halogen ContentBr-containing
Nitrogen Atoms1

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