Description

n-[4-[(4-Amino-3,5-Dimethylphenyl)[4-[(4-Hydroxy-3-Sodiosulfophenyl)Amino]-3-Sulfonatophenyl]Methylene]-2,6-Dimethyl-2,5-Cyclohexadien-1-Ylidene]Aminium is a specialized organic dye intermediate, recognized for its complex triarylmethane structure. This compound is valued for its role as a key precursor in synthesizing high-performance dyes and pigments, offering excellent color strength and stability. It is primarily sought by manufacturers in the colorant and specialty chemical industries for producing materials used in inks, coatings, and advanced material applications.

Application

• Dye and Pigment Synthesis: A critical intermediate for manufacturing triarylmethane dyes, including acid dyes and basic dyes.
• Ink Formulations: Used in the production of colorants for various printing inks, including specialty and security inks.
• Industrial Coatings: Serves as a precursor for pigments applied in coatings for plastics, textiles, and other substrates.
• Biological Staining: Potential use as an intermediate for histological stains and diagnostic reagents in life sciences.
• Functional Material Research: Investigated for applications in organic electronics and photonic materials due to its chromophoric properties.
• Analytical Chemistry: Can be utilized as a reagent or indicator in specific colorimetric detection methods.

Basic Information

Item	Details
Product Name	n-[4-[(4-Amino-3,5-Dimethylphenyl)[4-[(4-Hydroxy-3-Sodiosulfophenyl)Amino]-3-Sulfonatophenyl]Methylene]-2,6-Dimethyl-2,5-Cyclohexadien-1-Ylidene]Aminium
CAS No.	5844-13-3
Molecular Formula	C29H28N3O7S2Na
Molecular Weight	617.67 g/mol
Synonyms	Basic Blue 7; Victoria Blue B; C.I. 42595; Aniline Blue (related class); [4-[[4-(Dimethylamino)phenyl][4-(dimethylamino)phenyl]methylene]cyclohexa-2,5-dien-1-ylidene]dimethylammonium chloride (related structure); 4-[(4-Amino-3,5-dimethylphenyl)(4-imino-3-sulfo-2,5-cyclohexadien-1-ylidene)methyl]-2-methylbenzenamine-6-sulfonic acid sodium salt; N-[4-[(4-Amino-3,5-dimethylphenyl)[4-[(4-hydroxy-3-sulfophenyl)amino]-3-sulfophenyl]methylene]-2,5-cyclohexadien-1-ylidene]-4-hydroxy-3-sulfobenzenaminium hydroxide inner salt sodium salt
EINECS	Contact for details

Quality Control

Our production of n-[4-[(4-Amino-3,5-Dimethylphenyl)[4-[(4-Hydroxy-3-Sodiosulfophenyl)Amino]-3-Sulfonatophenyl]Methylene]-2,6-Dimethyl-2,5-Cyclohexadien-1-Ylidene]Aminium adheres to stringent quality protocols to ensure batch-to-batch consistency and purity for industrial applications. Each lot is analyzed using advanced techniques like HPLC and spectrophotometry to verify identity, strength, and impurity profiles. A Certificate of Analysis (COA) detailing all specifications is provided with every 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 a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent degradation from atmospheric moisture. 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%
Loss on Drying	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents	Meets ICH guidelines
pH (1% Solution)	6.0 - 8.0

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