Description

p-[[Bis[4-(Dimethylamino)Phenyl]Methyl]Amino]Benzenesulphonic Acid is a specialized organic compound featuring a triarylmethane core structure functionalized with amino and sulphonic acid groups. This unique molecular architecture makes it a valuable intermediate and functional component in advanced chemical synthesis. It is particularly sought after by manufacturers in the fine chemicals and specialty materials sectors for its role in creating dyes, pigments, and other functional molecules.

Application

• Key intermediate in the synthesis of triarylmethane dyes and pigments, including those used for textiles, inks, and coatings.
• Potential precursor for the development of functional materials such as photoacid generators (PAGs) for photoresist formulations in the electronics industry.
• Building block for specialty surfactants and dispersants, leveraging its sulphonic acid group for enhanced solubility and surface activity.
• Research and development of novel pharmaceutical intermediates and bioactive molecules due to its complex amine-substituted structure.
• Component in the formulation of analytical reagents and indicators used in laboratory and diagnostic settings.
• Starting material for creating charge-control agents and other functional additives in the toner and imaging industries.

Basic Information

Product Name	p-[[Bis[4-(Dimethylamino)Phenyl]Methyl]Amino]Benzenesulphonic Acid
CAS No.	47654-02-4
Molecular Formula	C23H27N3O3S
Molecular Weight	425.55 g/mol
Synonyms	4-[[Bis[4-(Dimethylamino)phenyl]methyl]amino]benzenesulfonic acid; Benzenesulfonic acid, 4-[[bis[4-(dimethylamino)phenyl]methyl]amino]-; p-(Bis(p-dimethylaminophenyl)methylamino)benzenesulfonic acid; Leuco Crystal Violet Sulfonic Acid; LCV Sulfonate; Leuco Malachite Green Sulfonic Acid derivative; [4-(Bis-{4-[dimethylamino]-phenyl}-methylamino)-phenyl]-sulfonic acid
EINECS	Contact for details

Quality Control

Our production of p-[[Bis[4-(Dimethylamino)Phenyl]Methyl]Amino]Benzenesulphonic Acid adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing key parameters are available upon request to support your quality assurance and regulatory compliance needs.

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.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 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.