2-Chloro-4-(difluoromethyl)-6-methylpyridine-3-sulfonamide CAS 1805412-49-0

Purity 97%+In StockPharmaceutical Standards
CAS No.1805412-49-0
Molecular FormulaC7H7ClF2N2O2S
Molecular Weight256.66 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Chloro-4-(difluoromethyl)-6-methylpyridine-3-sulfonamide CAS 1805412-49-0 chemical structure

Description

2-Chloro-4-(difluoromethyl)-6-methylpyridine-3-sulfonamide (CAS 1805412-49-0) is a high-purity analytical reference standard with the molecular formula C7H7ClF2N2O2S and a molecular weight of 256.66 g/mol.

Based on its molecular formula C7H7ClF2N2O2S, 2-Chloro-4-(difluoromethyl)-6-methylpyridine-3-sulfonamide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 256.66 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).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 2-Chloro-4-(difluoromethyl)-6-methylpyridine-3-sulfonamide 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

Molecular FormulaC7H7ClF2N2O2S
Molecular Weight256.66 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Halogen ContentF/Cl-containing
Nitrogen Atoms2
Sulfur Atoms1

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