Description

2,6-Dimethylpyridine-4-Sulfonic Acid is a specialized sulfonated pyridine derivative that serves as a versatile building block and intermediate in advanced organic synthesis. Its unique structure, featuring both electron-donating methyl groups and a strongly electron-withdrawing sulfonic acid group, makes it a valuable precursor for creating functionalized heterocyclic compounds. This high-purity intermediate is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical sectors, where it is used to develop active ingredients and performance materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in the development of kinase inhibitors and other small molecule therapeutics.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators that require a functionalized pyridine core.
• Ligand and Catalyst Preparation: Serves as a precursor for creating sulfonated pyridine-based ligands used in homogeneous catalysis and metal complexation.
• Dye and Pigment Manufacturing: Intermediate in the synthesis of specialized azo dyes and organic pigments where the sulfonic acid group enhances solubility and color properties.
• Polymer Modification: Employed to introduce sulfonic acid functionality into polymer chains, improving hydrophilicity and ion-exchange capacity for membrane and resin applications.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D exploring new heterocyclic chemistry and material science.

Basic Information

Product Name	2,6-Dimethylpyridine-4-Sulfonic Acid
CAS No.	89776-80-7
Molecular Formula	C7H9NO3S
Molecular Weight	187.22 g/mol
Synonyms	4-Sulfo-2,6-lutidine; 2,6-Lutidine-4-sulfonic Acid; 2,6-Dimethyl-4-pyridinesulfonic Acid; 4-Pyridinesulfonic Acid, 2,6-dimethyl-; Lutidine-4-sulfonic Acid; 2,6-Dimethylpyridine-4-sulfonate; 2,6-Dimethyl-4-sulfopyridine
EINECS	Contact for details

Quality Control

Every batch of 2,6-Dimethylpyridine-4-Sulfonic Acid is manufactured and tested under a strict quality management system. We provide comprehensive analytical documentation to ensure product integrity and traceability for our global B2B clients. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for each lot and supplied with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and a strong acid/organic solvent; ensure containers are kept tightly sealed to prevent moisture absorption and degradation. Keep away from incompatible materials such as strong bases and oxidizing agents.

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.