3,4-Difluoro-2-iodoaniline CAS 161958-41-4

Purity 97%+In StockPharmaceutical Standards
CAS No.161958-41-4
Molecular FormulaC6H4F2IN
Molecular Weight255.00 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,4-Difluoro-2-iodoaniline CAS 161958-41-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 255.00 g/mol gives 3,4-Difluoro-2-iodoaniline distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3,4-Difluoro-2-iodoaniline (CAS 161958-41-4), molecular formula C6H4F2IN and molecular weight 255.00 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C6H4F2IN, 3,4-Difluoro-2-iodoaniline contains a nitrile group, fluorine/iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 255.00 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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 FormulaC6H4F2IN
Molecular Weight255.00 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
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2003
Halogen ContentF/I-containing
Nitrogen Atoms1

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