Description

2,5-Dimethylpyridine-3-Sulfonic Acid is a specialized sulfonic acid derivative of dimethylpyridine, serving as a key building block in advanced organic synthesis. This compound is valued for its strong acidic character and its role as a versatile intermediate for introducing functional complexity into target molecules. It is primarily required by research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules containing substituted pyridine cores.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and insecticides where the sulfonic acid group aids in solubility and bioactivity.
• Ligand and Catalyst Preparation: Serves as a starting material for creating complex chelating ligands and organocatalysts used in asymmetric synthesis.
• Dye and Pigment Manufacturing: Acts as an intermediate in the production of specialized dyes and colorants, leveraging the pyridine-sulfonic acid structure.
• Polymer Modification: Employed to introduce ionic or polar sulfonate groups into polymer chains, modifying properties like hydrophilicity and conductivity.
• Chemical Research: Utilized in academic and industrial R&D for exploring new reaction pathways and creating novel chemical entities.

Basic Information

Product Name	2,5-Dimethylpyridine-3-Sulfonic Acid
CAS No.	1160993-89-4
Molecular Formula	C7H9NO3S
Molecular Weight	187.22 g/mol
Synonyms	3-Pyridinesulfonic acid, 2,5-dimethyl-; 2,5-Dimethyl-3-pyridinesulfonic acid; 2,5-Dimethylpyridine-3-sulfonate; 2,5-Lutidine-3-sulfonic acid; 3-Sulfo-2,5-lutidine; 2,5-Dimethyl-3-sulfopyridine; 1160993-89-4
EINECS	Contact for details

Quality Control

Our 2,5-Dimethylpyridine-3-Sulfonic Acid is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by NMR and IR spectroscopy, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing all specifications is provided 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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