3-(3-Chlorobenzenesulfonyl)-2-ethoxy-4,6-dimethylpyridine CAS 866143-06-8

Purity 97%+In StockPharmaceutical Standards
CAS No.866143-06-8
Molecular FormulaC15H16ClNO3S
Molecular Weight325.81 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(3-Chlorobenzenesulfonyl)-2-ethoxy-4,6-dimethylpyridine CAS 866143-06-8 chemical structure

Description

The occurrence of 3-(3-Chlorobenzenesulfonyl)-2-ethoxy-4,6-dimethylpyridine is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

3-(3-Chlorobenzenesulfonyl)-2-ethoxy-4,6-dimethylpyridine (CAS 866143-06-8), molecular formula C15H16ClNO3S and molecular weight 325.81 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C15H16ClNO3S, 3-(3-Chlorobenzenesulfonyl)-2-ethoxy-4,6-dimethylpyridine contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 325.81 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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

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 FormulaC15H16ClNO3S
Molecular Weight325.81 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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