4-(Difluoromethyl)-5-iodo-3-nitropyridine-2-sulfonyl chloride CAS 1805423-41-9

Description

The occurrence of 4-(Difluoromethyl)-5-iodo-3-nitropyridine-2-sulfonyl chloride is closely related to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine/iodine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-(Difluoromethyl)-5-iodo-3-nitropyridine-2-sulfonyl chloride (CAS 1805423-41-9), molecular formula C6H2ClF2IN2O4S and molecular weight 398.51 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C6H2ClF2IN2O4S, 4-(Difluoromethyl)-5-iodo-3-nitropyridine-2-sulfonyl chloride contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine/iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 398.51 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), 4-(Difluoromethyl)-5-iodo-3-nitropyridine-2-sulfonyl chloride 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

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