Description

3,4-Dichloroaniline-6-Sulfonic Acid is a key aromatic sulfonic acid derivative and a versatile chemical intermediate. Its value lies in its functionalized aniline core, which provides reactive sites for synthesizing more complex molecules, particularly dyes and pigments. This compound is essential for manufacturers in the agrochemical and specialty chemical industries seeking to develop advanced products. Its precise structure makes it a critical building block for creating compounds with specific optical and chemical properties.

Application

• Primary Intermediate for Dyes and Pigments: Serves as a crucial precursor in the synthesis of azo dyes, reactive dyes, and other high-performance colorants.
• Agrochemical Synthesis: Used in the manufacturing of certain herbicides, pesticides, and plant growth regulators where the dichloroaniline moiety is required.
• Pharmaceutical Intermediate: Acts as a building block in the research and development of active pharmaceutical ingredients (APIs) with specific aromatic sulfonic acid groups.
• Specialty Chemical Production: Employed in the synthesis of optical brighteners, corrosion inhibitors, and other functional chemicals.
• Research & Development: Utilized in academic and industrial R&D labs for exploring new synthetic pathways and novel compound libraries.

Basic Information

Product Name	3,4-Dichloroaniline-6-Sulfonic Acid
CAS No.	6331-96-0
Molecular Formula	C6H5Cl2NO3S
Molecular Weight	242.08 g/mol
Synonyms	6-Amino-2,3-dichlorobenzenesulfonic Acid; 2,3-Dichloro-6-sulfoaniline; 3,4-Dichloroaniline-6-sulfonic acid; 2,3-Dichloroaniline-6-sulfonic Acid; Benzenesulfonic acid, 6-amino-2,3-dichloro-; 6-Sulfo-2,3-dichloroaniline
EINECS	228-690-5

Quality Control

Our 3,4-Dichloroaniline-6-Sulfonic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for consistency and performance. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance with your specifications.

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). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect quality and handling properties.

Specification

Item	Specification
Appearance	Off-white to light brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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