2-(Difluoromethyl)-5-iodo-4-nitropyridine-3-carboxylic acid CAS 1805540-34-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1805540-34-4
Molecular FormulaC7H3F2IN2O4
Molecular Weight344.01 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(Difluoromethyl)-5-iodo-4-nitropyridine-3-carboxylic acid CAS 1805540-34-4 chemical structure

Description

Based on its molecular formula C7H3F2IN2O4, 2-(Difluoromethyl)-5-iodo-4-nitropyridine-3-carboxylic acid contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 344.01 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).

2-(Difluoromethyl)-5-iodo-4-nitropyridine-3-carboxylic acid (CAS 1805540-34-4), molecular formula C7H3F2IN2O4 and molecular weight 344.01 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.

CATO manufactures 2-(Difluoromethyl)-5-iodo-4-nitropyridine-3-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC7H3F2IN2O4
Molecular Weight344.01 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 sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Halogen ContentF/I-containing
Nitrogen Atoms2

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