1-(3-Bromo-5-chloropyridin-2-yl)-2,2,2-trifluoroethan-1-one CAS 2231674-22-7

Purity 97%+In StockPharmaceutical Standards
CAS No.2231674-22-7
Molecular FormulaC7H2BrClF3NO
Molecular Weight288.45 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(3-Bromo-5-chloropyridin-2-yl)-2,2,2-trifluoroethan-1-one CAS 2231674-22-7 chemical structure

Description

Based on its molecular formula C7H2BrClF3NO, 1-(3-Bromo-5-chloropyridin-2-yl)-2,2,2-trifluoroethan-1-one contains an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 288.45 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

1-(3-Bromo-5-chloropyridin-2-yl)-2,2,2-trifluoroethan-1-one (CAS 2231674-22-7), molecular formula C7H2BrClF3NO and molecular weight 288.45 g/mol, is a CATO reference standard with documented purity and traceability.

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.

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 FormulaC7H2BrClF3NO
Molecular Weight288.45 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1998
Halogen ContentF/Cl/Br-containing
Nitrogen Atoms1

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