Description

N,n-Diphenyl-Benzenesulfonamide is a specialized organic compound belonging to the sulfonamide class, characterized by its diphenyl-substituted structure. This chemical serves as a versatile intermediate and functional additive, valued for its role in modifying material properties and facilitating complex synthetic pathways. It is primarily sought by manufacturers and R&D teams in the polymer, agrochemical, and pharmaceutical industries for applications requiring high-purity chemical building blocks.

Application

• As a key intermediate in the synthesis of advanced pharmaceuticals and active pharmaceutical ingredients (APIs).
• Utilized as a plasticizer and stabilizer in specialty polymer and resin formulations to enhance performance characteristics.
• Acts as a corrosion inhibitor and additive in functional fluids and industrial lubricants.
• Employed in agrochemical research for the development of novel herbicides and pesticides.
• Serves as a photoinitiator or UV stabilizer component in coatings and ink formulations.
• Used in academic and industrial research and development as a standard or reagent in organic synthesis.

Basic Information

Product Name	N,n-Diphenyl-Benzenesulfonamide
CAS No.	1709-51-9
Molecular Formula	C18H15NO2S
Molecular Weight	309.38 g/mol
Synonyms	N,N-Diphenylbenzenesulfonamide; Benzenesulfonamide, N,N-diphenyl-; Diphenylbenzenesulfonamide; N,N-Diphenylbenzene-1-sulfonamide; N-Phenyl-N-(phenylsulfonyl)aniline; 1,1-Diphenyl-1H-1λ⁶-benzo[d]isothiazole 2,2-dioxide (tautomer); NSC 403697
EINECS	216-966-8

Quality Control

Our N,n-Diphenyl-Benzenesulfonamide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for critical industrial and research applications.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	142 - 146 °C
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.