Description

N,n-Bis(3-Sulfobenzyl)Aniline is a specialized organic intermediate featuring a sulfonated aromatic structure. This compound matters for its role as a key building block in the synthesis of advanced dyes, optical brighteners, and functional polymers. It is primarily needed by manufacturers in the chemical, textile, and specialty materials industries seeking to develop products with enhanced solubility, color fastness, or specific ionic characteristics.

Application

• As a critical intermediate in the production of acid dyes and reactive dyes for textiles and leather.
• In the synthesis of optical brightening agents (OBAs) used in paper, detergents, and plastics.
• As a monomer or functionalizing agent for ion-exchange resins and specialty polymers.
• In the manufacture of liquid crystal display (LCD) materials and other electronic chemicals.
• As a sulfonation precursor for further chemical modifications in pharmaceutical and agrochemical research.
• For the development of corrosion inhibitors and other functional additives in industrial formulations.

Basic Information

Product Name	N,n-Bis(3-Sulfobenzyl)Aniline
CAS No.	98786-62-0
Molecular Formula	C20H19NO6S2
Molecular Weight	441.50 g/mol
Synonyms	Benzenemethanesulfonic acid, α,α'-(phenylimino)di-3,1-phenylene ester; 3,3'-[(Phenylimino)dimethylene]dibenzenesulfonic acid; N-Phenylbis(3-sulfobenzyl)amine; N,N-Bis(3-sulfobenzyl)aniline; Aniline, N,N-bis(3-sulfobenzyl)-; Bis(3-sulfobenzyl)aniline
EINECS	Contact for details

Quality Control

Our N,n-Bis(3-Sulfobenzyl)Aniline is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

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). Keep away from strong acids and incompatible organic solvents. The container should be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfate Ash	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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