Description

6-Chloro-3-Aminoethylbenzene-4-Sulfonic Acid is a specialized aromatic sulfonic acid derivative that serves as a crucial high-purity intermediate in advanced chemical synthesis. Its value lies in its bifunctional molecular structure, containing both a reactive amino group and a sulfonic acid moiety, enabling its use in the production of complex, performance-driven compounds. This chemical is essential for manufacturers in the pharmaceutical, agrochemical, and specialty dye industries who require reliable, consistent building blocks for their R&D and production processes.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a sulfonated aromatic core.
• Agrochemical Synthesis: Used in the manufacture of advanced herbicides, fungicides, and plant growth regulators where the chlorinated aniline structure is beneficial.
• Dye and Pigment Production: Serves as a precursor for azo dyes and other colorants, contributing to lightfastness and solubility properties.
• Chemical Research & Development: Employed in organic synthesis labs for creating novel sulfonated compounds and complex molecular architectures.
• Surfactant and Detergent Industry: Potential intermediate for synthesizing specialized anionic surfactants with unique solubility profiles.
• Polymer Modification: Can be used to introduce sulfonic acid groups into polymers, altering their ionic character and water solubility.

Basic Information

Product Name	6-Chloro-3-Aminoethylbenzene-4-Sulfonic Acid
CAS No.	88-56-2
Molecular Formula	C8H10ClNO3S
Molecular Weight	235.69 g/mol
Synonyms	2-Amino-5-Chloroethylbenzenesulfonic Acid; 4-Amino-2-Chloroethylbenzenesulfonic Acid; 5-Chloro-2-Aminoethylbenzenesulfonic Acid; 2-Chloro-5-Aminoethylbenzenesulfonic Acid; 6-Chloro-m-Aminoethylbenzenesulfonic Acid; 1-Amino-2-Chloro-4-Ethylbenzenesulfonic Acid; BAESA (common abbreviation); Contact for additional trade names.
EINECS	201-839-6

Quality Control

Our production of 6-Chloro-3-Aminoethylbenzene-4-Sulfonic Acid adheres to a stringent quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for use in sensitive synthesis applications. Certificates of Analysis (COA) documenting all critical parameters are available upon request and are provided with each shipment to guarantee traceability and compliance.

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 sealed to prevent absorption of atmospheric moisture, which can affect product quality and handling properties.

Specification

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

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