7-(Bromomethyl)-1-methylquinolin-2(1H)-one CAS 133032-61-8

Purity 97%+In StockPharmaceutical Standards
CAS No.133032-61-8
Molecular FormulaC11H10BrNO
Molecular Weight252.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-(Bromomethyl)-1-methylquinolin-2(1H)-one CAS 133032-61-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 252.11 g/mol gives 7-(Bromomethyl)-1-methylquinolin-2(1H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

7-(Bromomethyl)-1-methylquinolin-2(1H)-one (CAS 133032-61-8), molecular formula C11H10BrNO and molecular weight 252.11 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 7-(Bromomethyl)-1-methylquinolin-2(1H)-one (C11H10BrNO) 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 252.11 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

As a certified reference material (CRM), 7-(Bromomethyl)-1-methylquinolin-2(1H)-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC11H10BrNO
Molecular Weight252.11 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Halogen ContentBr-containing
Nitrogen Atoms1

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