Description

4-[(4-Aminophenyl)Sulfonyl]Benzenemethanamine is a specialized aromatic diamine compound featuring both sulfonyl and amine functional groups. This unique bifunctional structure makes it a valuable intermediate for synthesizing high-performance polymers and advanced organic materials. It is primarily sought by research and development laboratories, as well as industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a rigid, sulfone-linked aromatic backbone.
• Polymer Chemistry: Serves as a monomer or chain extender in the production of high-temperature resistant polyimides, polyamides, and polyurea elastomers.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators that benefit from its structural properties.
• Dye and Pigment Manufacturing: Acts as a precursor for azo dyes and other colorants, contributing to chromophore development and stability.
• Cross-linking Agent: Utilized in epoxy resin systems and other thermosetting polymers to enhance mechanical strength and thermal stability.
• Material Science Research: Employed in academic and industrial R&D for creating novel organic frameworks, coatings, and advanced composite materials.

Basic Information

Product Name	4-[(4-Aminophenyl)Sulfonyl]Benzenemethanamine
CAS No.	4393-19-5
Molecular Formula	C13H14N2O2S
Molecular Weight	262.33 g/mol
Synonyms	4,4'-Diaminodiphenyl sulfone; Dapsone; DDS; Bis(4-aminophenyl) sulfone; 4-Aminophenyl sulfone; 1,1'-Sulfonylbis(4-aminobenzene); p-Aminophenyl sulfone; Avlosulfon
EINECS	224-520-5

Quality Control

Our 4-[(4-Aminophenyl)Sulfonyl]Benzenemethanamine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments, detailing key parameters such as assay and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its properties, the material should be kept under an inert atmosphere to minimize oxidation and protected from excessive moisture. 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%
Melting Point	175 - 178 °C
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 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.