Description

[4-[[4-(Dimethylamino)-o-Tolyl][4-(Dimethylamino)Phenyl]Methylene]Cyclohexa-2,5-Dien-1-Ylidene]Dimethylammonium Chloride is a high-purity cationic dye intermediate and a key precursor for Victoria Blue dyes. Its value lies in providing the essential chromophore structure for synthesizing brilliant blue and green dyes with excellent tinctorial strength and lightfastness. This compound is primarily needed by manufacturers of specialty dyes, pigments, and colorants for applications in inks, textiles, and biological staining.

Application

• Primary Precursor for Victoria Blue Dyes: Essential for the synthesis of Victoria Blue B, Victoria Blue R, and related cationic dyes.
• Specialty Dye Manufacturing: Used in the production of high-performance dyes for the textile and paper industries.
• Biological Staining Agent: Serves as an intermediate for dyes used in histology and microscopy to stain tissues and cells.
• Ink and Toner Formulation: A key component in creating vibrant, stable colorants for printing inks and electrophotographic toners.
• Research & Development: Utilized in chemical research for developing new photochromic materials and organic semiconductors.
• Industrial Pigments: Can be incorporated into the synthesis of complex organic pigments for plastics and coatings.

Basic Information

Item	Details
Product Name	[4-[[4-(Dimethylamino)-o-Tolyl][4-(Dimethylamino)Phenyl]Methylene]Cyclohexa-2,5-Dien-1-Ylidene]Dimethylammonium Chloride
CAS No.	6527-75-9
Molecular Formula	C26H30ClN3
Molecular Weight	419.99 g/mol
Synonyms	Basic Blue 7 Leuco Base; Victoria Pure Blue BO Leuco Base; 4-[[4-(Dimethylamino)-2-methylphenyl][4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]dimethylammonium chloride; Leuco Victoria Blue BO; C.I. 42595; Leuco Basic Blue 7; N-[4-[[4-(Dimethylamino)-2-methylphenyl][4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-methylmethanaminium chloride
EINECS	229-423-5

Quality Control

Our [4-[[4-(Dimethylamino)-o-Tolyl][4-(Dimethylamino)Phenyl]Methylene]Cyclohexa-2,5-Dien-1-Ylidene]Dimethylammonium Chloride is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets the high-purity standards required for dye synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee batch-to-batch consistency and traceability.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product quality and performance.

Specification

Item	Specification
Appearance	Dark green to blue-green crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.