Description

4-Chloro-1-Oxidopyridin-1-Ium-3-Sulfonamide is a specialized heterocyclic sulfonamide derivative with a unique N-oxide and sulfonamide functional group architecture. This compound serves as a valuable chemical intermediate and building block in advanced organic synthesis, particularly for the development of active pharmaceutical ingredients (APIs) and functional materials. It is primarily needed by research and development laboratories, pharmaceutical manufacturers, and agrochemical companies seeking to incorporate its distinct molecular framework into novel compounds.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme inhibition.
• Agrochemical Research: Building block for developing new herbicides, fungicides, or plant growth regulators with enhanced activity.
• Chemical Synthesis Reagent: Used in organic transformations, leveraging the reactivity of the sulfonamide and N-oxide groups.
• Material Science: Potential monomer or additive in the creation of specialty polymers and advanced functional materials.
• Biochemical Research: May be used in the study of biological pathways or as a ligand in catalyst systems.

Basic Information

Product Name	4-Chloro-1-Oxidopyridin-1-Ium-3-Sulfonamide
CAS No.	58155-57-0
Molecular Formula	C5H5ClN2O3S
Molecular Weight	208.62 g/mol
Synonyms	4-Chloropyridine-1-oxide-3-sulfonamide; 3-Sulfonamido-4-chloropyridine 1-oxide; 4-Chloro-3-sulfamoylpyridine 1-oxide; 4-Chloro-1-hydroxypyridin-1-ium-3-sulfonamide; 4-Chloro-1-oxidopyridin-1-ium-3-sulfonamide; 4-Chloro-3-pyridinesulfonamide 1-oxide; 4-Chloro-1-oxopyridin-1-ium-3-sulfonamide
EINECS	Contact for details

Quality Control

Our 4-Chloro-1-Oxidopyridin-1-Ium-3-Sulfonamide is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay, impurity profile, and physical characteristics are provided and available upon request to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic (moisture-sensitive) nature, store in a cool, dry place at a controlled room temperature (15-25°C). For long-term storage, consider the use of a desiccant. Keep the container tightly sealed when not in use to prevent moisture absorption and potential degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5% Total impurities ≤ 1.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.