5-Bromo-2-fluoro-3-(trifluoromethyl)benzaldehyde CAS 1291487-26-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1291487-26-7
Molecular FormulaC8H3BrF4O
Molecular Weight271.01 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Bromo-2-fluoro-3-(trifluoromethyl)benzaldehyde CAS 1291487-26-7 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-Bromo-2-fluoro-3-(trifluoromethyl)benzaldehyde.

5-Bromo-2-fluoro-3-(trifluoromethyl)benzaldehyde (CAS 1291487-26-7) is a high-purity analytical reference standard with the molecular formula C8H3BrF4O and a molecular weight of 271.01 g/mol.

Based on its molecular formula C8H3BrF4O, 5-Bromo-2-fluoro-3-(trifluoromethyl)benzaldehyde contains a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 271.01 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

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 FormulaC8H3BrF4O
Molecular Weight271.01 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentF/Br-containing

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