Description

4,4'-[(p-Tolylsulphonyl)Methylene]Bis[N,n-Dimethylaniline] is a specialized organic compound belonging to the class of triarylmethane derivatives, serving as a key intermediate in advanced chemical synthesis. Its unique molecular structure, featuring a sulfonyl-methylene bridge, makes it valuable for creating functional dyes, photoinitiators, and charge-transport materials. This high-purity intermediate is essential for manufacturers in the pharmaceutical, specialty polymer, and electronic chemical industries seeking reliable and consistent raw materials for research and production.

Application

• Dye and Pigment Intermediate: A crucial building block for synthesizing triarylmethane dyes and other complex colorants.
• Photoinitiator Synthesis: Used in the production of photoactive compounds for UV-curable inks, coatings, and adhesives.
• Organic Electronic Materials: Acts as a precursor for hole-transport materials (HTMs) and other components in organic light-emitting diodes (OLEDs) and photoconductors.
• Pharmaceutical Intermediate: Employed in the research and development of active pharmaceutical ingredients (APIs) with specific structural motifs.
• Chemical Research & Development: Serves as a versatile reagent in organic synthesis for constructing complex molecular architectures.
• Liquid Crystal Materials: Potential use as a precursor in the synthesis of liquid crystal compounds for display technologies.

Basic Information

Product Name	4,4'-[(p-Tolylsulphonyl)Methylene]Bis[N,n-Dimethylaniline]
CAS No.	49630-05-9
Molecular Formula	C25H30N2O2S
Molecular Weight	422.58 g/mol
Synonyms	4,4'-[(4-Methylphenyl)sulfonylmethylene]bis(N,N-dimethylaniline); 4,4'-[p-Tolylsulfonylmethylene]bis(N,N-dimethylaniline); 4,4'-[(p-Tolylsulfonyl)methylene]bis(N,N-dimethylaniline); Bis(4-(dimethylamino)phenyl)(4-methylphenylsulfonyl)methane; 4,4'-[(4-Methylbenzenesulfonyl)methylene]bis(N,N-dimethylaniline); Leuco Crystal Violet Derivative; LCV Sulfone; p-Tolylsulfonyl-bis(4-dimethylaminophenyl)methane
EINECS	Contact for details

Quality Control

Our production of 4,4'-[(p-Tolylsulphonyl)Methylene]Bis[N,n-Dimethylaniline] adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. The material undergoes rigorous analytical testing, including HPLC, GC, and NMR, to confirm identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and specific impurity profiles is provided with each shipment to support your quality assurance and regulatory 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). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Light yellow to yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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