Description

Dimethyl[4-[[4-(Dimethylamino)Phenyl]Benzylidene]-2,5-Cyclohexadien-1-Ylidene]Ammonium Hydroxide is a specialized cationic dye intermediate belonging to the triarylmethane class, known for its intense color and photophysical properties. This compound is valued for its role as a key precursor in synthesizing high-performance dyes and pigments with excellent tinctorial strength. It is primarily required by manufacturers in the dye and pigment, specialty chemical, and advanced material research sectors for developing products with specific optical characteristics.

Application

• Dye and Pigment Manufacturing: A critical intermediate for producing cationic triarylmethane dyes used in textiles, inks, and coatings.
• Photographic Sensitizers: Utilized in the formulation of light-sensitive materials and photographic chemicals.
• Laser Dyes and Optical Materials: Serves as a building block for dyes used in tunable lasers and non-linear optical applications.
• Biological Staining: Potential use as a precursor for histological stains and fluorescent probes in life sciences.
• Electrochromic Devices: Investigated for use in materials that change color with applied voltage in smart windows and displays.
• Chemical Synthesis: Acts as an advanced intermediate in organic synthesis for creating complex chromophoric systems.
• Analytical Reagents: Can be used in the development of colorimetric indicators and sensors for analytical chemistry.

Basic Information

Product Name	Dimethyl[4-[[4-(Dimethylamino)Phenyl]Benzylidene]-2,5-Cyclohexadien-1-Ylidene]Ammonium Hydroxide
CAS No.	93966-68-8
Molecular Formula	C23H24N2O
Molecular Weight	344.45 g/mol
Synonyms	Basic Violet 3 Precursor; [4-[[4-(Dimethylamino)phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]dimethylammonium hydroxide; Crystal Violet Base; Pararosaniline Base, N,N,N',N'-Tetramethyl-; Leuco Crystal Violet derivative; 4-[(4-Dimethylaminophenyl)(phenyl)methylene]-N,N-dimethylcyclohexa-2,5-dien-1-iminium hydroxide; Triphenylmethane dye intermediate; TAM dye intermediate.
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality protocols to ensure batch-to-batch consistency and high purity suitable for sensitive downstream synthesis. Quality is verified through analytical techniques including HPLC, NMR, and spectrophotometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance and R&D processes.

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 incompatible materials such as strong oxidizing agents. Due to its light-sensitive nature, containers should be amber-colored or stored in light-resistant secondary packaging.

Specification

Item	Specification
Appearance	Dark green to violet crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 5.0%

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