6-Bromo-4-chloro-8-nitroquinoline CAS 1198475-38-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1198475-38-5
Molecular FormulaC9H4BrClN2O2
Molecular Weight287.50 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-Bromo-4-chloro-8-nitroquinoline CAS 1198475-38-5 chemical structure

Description

6-Bromo-4-chloro-8-nitroquinoline (CAS 1198475-38-5), molecular formula C9H4BrClN2O2 and molecular weight 287.50 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C9H4BrClN2O2, 6-Bromo-4-chloro-8-nitroquinoline contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 287.50 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 6-Bromo-4-chloro-8-nitroquinoline 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 FormulaC9H4BrClN2O2
Molecular Weight287.50 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentCl/Br-containing
Nitrogen Atoms2

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Why CATO?