Description

5-Methylpyridine-2-Sulfonic Acid is a high-purity, functionalized heterocyclic sulfonic acid derivative. This compound serves as a versatile and valuable building block and intermediate in advanced organic synthesis, particularly for introducing sulfonic acid functionality into complex molecular architectures. It is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, where it is used to develop active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and infectious diseases.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators with enhanced efficacy.
• Ligand and Catalyst Development: Acts as a precursor for creating specialized ligands used in metal-catalyzed cross-coupling reactions and other catalytic processes.
• Material Science: Building block for synthesizing functional polymers, ionic liquids, and other advanced materials with specific acid-base or solubility properties.
• Dye and Pigment Industry: Intermediate in the production of specialized dyes and pigments, where the sulfonic acid group improves solubility and binding characteristics.
• Research & Development: A critical reagent in academic and industrial R&D labs for exploring new chemical reactions and synthesizing complex heterocyclic compounds.

Basic Information

Product Name	5-Methylpyridine-2-Sulfonic Acid
CAS No.	733746-65-1
Molecular Formula	C6H7NO3S
Molecular Weight	173.19 g/mol
Synonyms	2-Picoline-5-sulfonic Acid; 5-Methyl-2-pyridinesulfonic Acid; 2-Pyridinesulfonic Acid, 5-methyl-; 5-Methylpyridine-2-sulphonic Acid; 5-Methyl-2-picolinesulfonic Acid; 2-Sulfo-5-methylpyridine
EINECS	Contact for details

Quality Control

Our 5-Methylpyridine-2-Sulfonic Acid is produced under stringent quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets the highest standards of purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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