Description

2-Amino-4-Chlorophenol-5-Sulphonamide is a specialized aromatic sulphonamide derivative that serves as a critical intermediate in fine chemical synthesis. Its unique structure, featuring both amino and sulphonamide functional groups on a chlorinated phenol ring, makes it a valuable building block for creating complex molecules with specific functionalities. This compound is primarily sought by manufacturers in the pharmaceutical and agrochemical industries for the development of active ingredients and dyes.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for sulfa drugs and other therapeutic agents.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and pesticides, leveraging its chlorophenol core.
• Dye and Pigment Manufacturing: Serves as an intermediate for azo dyes and other complex colorants, especially for textiles and inks.
• Research & Development: Employed in organic chemistry research for studying sulphonamide reactions and developing novel chemical entities.
• Chemical Synthesis: Acts as a versatile building block for other fine chemicals and specialty materials.

Basic Information

Product Name	2-Amino-4-Chlorophenol-5-Sulphonamide
CAS No.	41406-65-9
Molecular Formula	C6H7ClN2O3S
Molecular Weight	222.65 g/mol
Synonyms	5-Amino-2-chlorophenol-4-sulfonamide; 4-Chloro-2-amino-5-sulfamoylphenol; 2-Chloro-5-hydroxy-4-sulfamoylaniline; 4-Chloro-2-hydroxy-5-sulfamoylaniline; 2-Amino-4-chloro-5-sulfamoylphenol; 5-Sulfamoyl-2-amino-4-chlorophenol; Phenol, 2-amino-4-chloro-5-sulfonamide; 41406-65-9
EINECS	Contact for details

Quality Control

Our 2-Amino-4-Chlorophenol-5-Sulphonamide is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing results from HPLC, IR, and other relevant tests to guarantee consistency and compliance with your requirements.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

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	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 1.5%

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