Description

3-Pyridinesulfonamide,1-Oxide(9Ci) is a specialized heterocyclic sulfonamide derivative, recognized by CAS number 68498-70-4. This compound serves as a crucial high-purity building block and intermediate in advanced synthetic chemistry. It is primarily required by research institutions and industrial R&D departments engaged in the development of pharmaceuticals, agrochemicals, and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for neurological and anti-infective agents.
• Agrochemical Research: Used in developing new generation herbicides and fungicides, leveraging its unique pyridine-sulfonamide scaffold.
• Ligand & Catalyst Development: Serves as a building block for creating specialized ligands in transition metal catalysis and organocatalysis.
• Material Science: Intermediate for synthesizing functional polymers and advanced organic electronic materials.
• Chemical Biology Probe: Utilized in medicinal chemistry for structure-activity relationship (SAR) studies and biochemical probe design.
• Custom Synthesis: A versatile starting material for contract research organizations (CROs) and CDMOs performing bespoke synthetic routes.

Basic Information

Product Name	3-Pyridinesulfonamide,1-Oxide(9Ci)
CAS No.	68498-70-4
Molecular Formula	C5H6N2O3S
Molecular Weight	174.18 g/mol
Synonyms	3-Pyridinesulfonamide, 1-oxide; 1-Oxido-3-pyridinesulfonamide; 3-Sulfamoylpyridine 1-oxide; Pyridine-3-sulfonamide 1-oxide; 1-Hydroxy-3-pyridinesulfonamide; 3-Pyridylsulfonamide N-oxide; 3-Aminosulfonylpyridine N-oxide; 1-Oxidopyridin-1-ium-3-sulfonamide
EINECS	Contact for details

Quality Control

Our 3-Pyridinesulfonamide,1-Oxide(9Ci) is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed chromatographic data are provided for traceability and regulatory support. We adhere to cGMP principles for pharmaceutical-grade intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). The compound is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥98.0%
Water Content (KF)	≤0.5%
Residue on Ignition	≤0.1%
Heavy Metals (as Pb)	≤10 ppm
Related Substances (HPLC)	Total impurities ≤2.0%

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