Description

3-Methylpyridine-2-Sulfonic Acid is a versatile heterocyclic sulfonic acid derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its dual functionality, combining the aromatic nitrogen base of the pyridine ring with the strong acidity of the sulfonic acid group, enabling its use in complex molecular construction. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, where it is utilized in the development of active ingredients and specialty intermediates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting the central nervous system or possessing anti-infective properties.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators, leveraging its heterocyclic structure.
• Ligand and Catalyst Preparation: Serves as a starting material for creating specialized ligands used in metal-catalyzed cross-coupling reactions and other catalytic processes.
• Dye and Pigment Manufacturing: Functions as an intermediate in the synthesis of complex colorants and functional dyes.
• Corrosion Inhibitor Formulation: Incorporated into specialty chemical blends designed to protect metal surfaces in industrial applications.
• Research & Development: A valuable reagent for academic and industrial R&D in medicinal chemistry and material science.

Basic Information

Product Name	3-Methylpyridine-2-Sulfonic Acid
CAS No.	223480-78-2
Molecular Formula	C6H7NO3S
Molecular Weight	173.19 g/mol
Synonyms	2-Picoline-2-sulfonic Acid; 2-Methylpyridine-2-sulfonic Acid; 3-Methylpyridine-2-sulfonic Acid; 2-Sulfo-3-picoline; 3-Picoline-2-sulfonic Acid; 2-Methylpyridine-2-sulfonic Acid; 2-Pyridinemethanesulfonic Acid, 3-methyl-
EINECS	Contact for details

Quality Control

Our 3-Methylpyridine-2-Sulfonic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment ensures the material meets the high standards required for pharmaceutical and fine chemical synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong bases, oxidizing agents, and incompatible materials. Due to its acidic nature, ensure containers are made of compatible materials such as glass or specific polymers.

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%
Heavy Metals	≤ 20 ppm

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