Description

2-[[[4-(Phenylamino)Phenyl]Imino]Methyl]Benzenesulfonic Acid is a specialized organic intermediate featuring a sulfonic acid group and an imino linkage, which are critical for its reactivity and functional properties. This compound is valued for its role as a key building block in the synthesis of advanced dyes, pigments, and functional polymers. It is primarily sought by manufacturers in the chemical synthesis, specialty dyes, and advanced materials sectors for creating products with specific colorant and surface-active characteristics.

Application

• As a crucial intermediate in the synthesis of azo dyes and high-performance pigments.
• In the production of functional polymers and resins requiring sulfonated monomers.
• As a potential precursor for liquid crystal materials and electronic chemicals.
• In research and development of pharmaceutical intermediates and bioactive molecules.
• For use in analytical chemistry as a reagent or standard.
• In the formulation of specialty surfactants and surface-modifying agents.

Basic Information

Product Name	2-[[[4-(Phenylamino)Phenyl]Imino]Methyl]Benzenesulfonic Acid
CAS No.	72968-79-7
Molecular Formula	C19H16N2O3S
Molecular Weight	352.41 g/mol
Synonyms	Benzenesulfonic acid, 2-[[[4-(phenylamino)phenyl]imino]methyl]-; 2-(((4-(Phenylamino)phenyl)imino)methyl)benzenesulfonic acid; N-(4-((2-Sulfophenyl)iminomethyl)phenyl)aniline; 72968-79-7; 2-[(E)-[4-(Phenylamino)phenyl]iminomethyl]benzenesulfonic acid
EINECS	Contact for details

Quality Control

Our production of 2-[[[4-(Phenylamino)Phenyl]Imino]Methyl]Benzenesulfonic Acid adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including purity assay and impurity profiling, to ensure it meets precise customer specifications and industry standards. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and quality assurance.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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