Description

m-Aminophenyl Benzenesulphonate is a specialized organic chemical intermediate featuring both an aromatic amine and a sulfonate ester functional group. This unique bifunctional structure makes it a valuable building block for synthesizing more complex molecules, particularly in the production of dyes, pigments, and functional polymers. It is essential for manufacturers and R&D laboratories in the fine chemical, agrochemical, and specialty material sectors seeking to introduce specific aromatic and ionic properties into their products. The compound is supplied to meet the stringent quality requirements of industrial-scale synthesis.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of azo dyes and other colorants, contributing to chromophore development.
• Pharmaceutical Synthesis: Used as a building block for creating active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Agrochemical Manufacturing: Serves as an intermediate in the production of herbicides, fungicides, and other crop protection agents.
• Polymer Modification: Incorporated into polymer chains to impart specific properties like UV absorption, ionic character, or enhanced solubility.
• Crosslinking Agent: Utilized in the formulation of specialty resins and coatings where its reactive groups can form covalent bonds.
• Research & Development: Employed in organic synthesis laboratories for method development and the creation of novel chemical entities.

Basic Information

Product Name	m-Aminophenyl Benzenesulphonate
CAS No.	26408-93-5
Molecular Formula	C12H11NO3S
Molecular Weight	249.29 g/mol
Synonyms	3-Aminophenyl benzenesulfonate; Benzenesulfonic acid, 3-aminophenyl ester; m-Aminophenyl benzene sulfonate; 3-Aminophenyl phenylsulfonate; Phenyl 3-aminophenyl sulfonate; (3-Aminophenoxy)benzene sulfonate; AS-234 (possible research code); 26408-93-5
EINECS	Contact for details

Quality Control

Our m-Aminophenyl Benzenesulphonate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and a Certificate of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment ensures the material meets the specifications required for reliable performance in your synthesis 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 acids, and strong bases. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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