Description

4-Amino-6-Chlorobenzene-1,3-Disulfonamide is a high-purity, versatile organic intermediate of significant importance in advanced chemical synthesis. Its value lies in its bifunctional molecular structure, which serves as a critical building block for creating complex molecules with specific properties. This compound is primarily needed by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the development of active ingredients and specialty chemicals.

Application

• Key intermediate in the synthesis of pharmaceutical active ingredients, particularly diuretics and carbonic anhydrase inhibitors.
• Building block for the research and development of novel sulfonamide-based drugs targeting various therapeutic areas.
• Precursor in the manufacture of specialized agrochemicals, including herbicides and pesticides.
• Starting material for the production of dyes and pigments requiring specific light-fastness and color properties.
• Used in organic chemistry research for constructing complex heterocyclic compounds and functional materials.
• Intermediate in the synthesis of specialty polymers and high-performance resins.

Basic Information

Product Name	4-Amino-6-Chlorobenzene-1,3-Disulfonamide
CAS No.	121-30-2
Molecular Formula	C6H7ClN3O4S2
Molecular Weight	285.72 g/mol
Synonyms	6-Chloro-1,3-benzenedisulfonamide, 4-amino-; 4-Amino-6-chloro-1,3-benzenedisulfonamide; 6-Chloro-4-amino-1,3-benzenedisulfonamide; 4-Amino-6-chlorobenzene-1,3-disulphonamide; 2-Chloro-5-amino-1,3-benzenedisulfonamide; 4-Amino-6-chloro-m-benzenedisulfonamide; 121-30-2; 4-Amino-6-chlorobenzene-1,3-disulfonic acid diamide
EINECS	204-466-8

Quality Control

Our 4-Amino-6-Chlorobenzene-1,3-Disulfonamide is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. Certificates of Analysis (COA) documenting these results are provided as a standard part of our quality assurance commitment and are available for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
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.