Description

3-Amino-2,6-Dichlorotoluene-4-Sulphonic Acid is a high-purity, versatile aromatic sulfonic acid derivative that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both amino and sulfonic acid groups on a chlorinated toluene backbone, makes it an essential intermediate for creating complex molecules with specific functional properties. This compound is primarily sought after by manufacturers in the dye, pigment, and pharmaceutical industries for the development of high-performance products.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of azo dyes, reactive dyes, and high-grade organic pigments, contributing to color fastness and brilliance.
• Pharmaceutical Synthesis: Used as a building block for active pharmaceutical ingredients (APIs), particularly in the development of sulfonamide-based drugs and other specialty therapeutics.
• Agrochemical Production: Serves as an intermediate in the manufacture of herbicides, fungicides, and other crop protection agents.
• Chemical Research & Development: Employed in organic synthesis laboratories for the development of novel compounds and material science applications.
• Functional Material Synthesis: Used in the production of specialty polymers, liquid crystals, and other advanced materials requiring sulfonated aromatic structures.

Basic Information

Product Name	3-Amino-2,6-Dichlorotoluene-4-Sulphonic Acid
CAS No.	51750-32-4
Molecular Formula	C7H7Cl2NO3S
Molecular Weight	256.11 g/mol
Synonyms	3-Amino-2,6-dichloro-4-methylbenzenesulfonic acid; 2,6-Dichloro-3-amino-p-toluenesulfonic acid; 4-Amino-3,5-dichlorotoluene-2-sulfonic acid; 2-Amino-3,5-dichloro-4-methylbenzenesulfonic acid; Benzenesulfonic acid, 3-amino-2,6-dichloro-4-methyl-; 3-Amino-2,6-dichloro-p-toluenesulfonic acid; ADCTS; 51750-32-4
EINECS	Contact for details

Quality Control

Our 3-Amino-2,6-Dichlorotoluene-4-Sulphonic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and industry standards. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment to guarantee traceability and consistent quality for your production processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and incompatible materials. The compound may be hygroscopic; protect from moisture to prevent caking or degradation.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 2.0%

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