Description

n-Ethyl-n-[4-[[4-(Diethylamino)Phenyl][4-[n-Methyl-n-(3-Sulfonatobenzyl)Amino]Phenyl]Methylene]-2,5-Cyclohexadien-1-Ylidene]Ethanaminium is a specialized cationic triarylmethane dye, distinguished by its sulfonate group which imparts water solubility and anionic character to the chromophore. This compound is valued for its intense color and specific affinity, making it a critical functional component in advanced material science and analytical chemistry. It is primarily sought by manufacturers and researchers in the biotechnology, diagnostics, and specialty chemical sectors for its unique optical and binding properties.

Application

• Biological Staining Agent: Used as a fluorescent or colorimetric stain for nucleic acids (DNA/RNA) and proteins in gel electrophoresis and microscopy.
• Diagnostic Reagents: A key component in the formulation of dyes for clinical diagnostic kits and rapid test strips.
• Laser Dye & Optical Applications: Employed in tunable dye lasers and as a sensitizer in photodynamic therapy research due to its absorption and emission characteristics.
• pH and Ion Indicators: Functions as a sensitive color-changing indicator in analytical chemistry for detecting specific pH ranges or metal ions.
• Textile and Leather Dyeing: Used for coloring natural and synthetic fibers, particularly where a high degree of color fastness is required.
• Inkjet Printing Inks: Provides vibrant and stable colors for high-performance specialty inks.
• Research & Development: Serves as a model compound or intermediate in the synthesis of novel dyes and functional materials.

Basic Information

Item	Details
Product Name	n-Ethyl-n-[4-[[4-(Diethylamino)Phenyl][4-[n-Methyl-n-(3-Sulfonatobenzyl)Amino]Phenyl]Methylene]-2,5-Cyclohexadien-1-Ylidene]Ethanaminium
CAS No.	5938-88-5
Molecular Formula	C39H47N3O3S
Molecular Weight	637.88 g/mol
Synonyms	Basic Blue 7; Victoria Blue B; C.I. 42595; Aniline Blue, Spirit Soluble; [4-[[4-(Diethylamino)phenyl][4-[ethyl(methyl)amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene]diethylammonium 3-sulfobenzoate; Ethyl Victoria Blue B; Victoria Blue BO
EINECS	227-698-6

Quality Control

Our production of n-Ethyl-n-[4-[[4-(Diethylamino)Phenyl][4-[n-Methyl-n-(3-Sulfonatobenzyl)Amino]Phenyl]Methylene]-2,5-Cyclohexadien-1-Ylidene]Ethanaminium adheres to a stringent quality management system. Every batch is subjected to comprehensive analytical testing, including HPLC for purity, spectrophotometry for color strength, and residual solvent analysis, to ensure it meets precise customer specifications. Certificates of Analysis (COA) detailing all test results are provided to guarantee traceability, consistency, and compliance with relevant industry standards.

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 to prevent moisture absorption, which can affect product performance and stability. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark green to blue-black powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Color Value	Contact for details
Loss on Drying	≤ 2.0 %
Residue on Ignition (Sulfated Ash)	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Clear, blue solution

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