1-[4-(2-bromoacetyl)phenyl]pyrrolidin-2-one CAS 870761-09-4

Purity 97%+In StockPharmaceutical Standards
CAS No.870761-09-4
Molecular FormulaC12H12BrNO2
Molecular Weight282.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-[4-(2-bromoacetyl)phenyl]pyrrolidin-2-one CAS 870761-09-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 282.13 g/mol gives 1-[4-(2-bromoacetyl)phenyl]pyrrolidin-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-[4-(2-bromoacetyl)phenyl]pyrrolidin-2-one (CAS 870761-09-4), molecular formula C12H12BrNO2 and molecular weight 282.13 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 1-[4-(2-bromoacetyl)phenyl]pyrrolidin-2-one (C12H12BrNO2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 282.13 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures 1-[4-(2-bromoacetyl)phenyl]pyrrolidin-2-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC12H12BrNO2
Molecular Weight282.13 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentBr-containing
Nitrogen Atoms1

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