Description

N-Ethyl-N-[4-[[4-[N-ethyl-N-(3-sodiosulfobenzyl)amino]-2-methylphenyl][4-[[2-(phenylamino)phenyl]amino]phenyl]methylene]-3-methyl-2,5-cyclohexadien-1-ylidene]-3-sulfonatobenzenemethanaminium is a high-purity, sulfonated triarylmethane derivative, recognized for its exceptional colorant properties and chemical stability. This compound is engineered to deliver consistent, high-performance results in demanding industrial applications where precise coloration and material compatibility are critical. It serves as a vital intermediate for manufacturers in the specialty dyes, inks, and advanced material coatings sectors, providing a reliable solution for achieving specific chromatic and functional characteristics.

Application

• Specialty Dye Intermediate: A key precursor in the synthesis of high-value cationic and acid dyes for textiles, leather, and paper.
• Functional Ink Formulation: Used in the production of inks for security printing, digital printing, and specialty packaging requiring specific lightfastness and adhesion properties.
• Advanced Material Coatings: Imparts coloration and functional properties to coatings for plastics, films, and other polymer-based materials.
• Research & Development: Serves as a critical reagent in chemical research for developing new chromophores and studying dye-polymer interactions.
• Analytical Chemistry: Can be utilized as a staining agent or indicator in specific analytical and biological staining protocols.
• Photographic Industry: Historically used in the formulation of certain color photographic sensitizers and filters.

Basic Information

Product Name	N-Ethyl-N-[4-[[4-[N-ethyl-N-(3-sodiosulfobenzyl)amino]-2-methylphenyl][4-[[2-(phenylamino)phenyl]amino]phenyl]methylene]-3-methyl-2,5-cyclohexadien-1-ylidene]-3-sulfonatobenzenemethanaminium
CAS No.	6472-57-7
Molecular Formula	C51H49N4NaO6S2
Molecular Weight	901.07 g/mol
Synonyms	Acid Blue 119; C.I. 61584; Benzenemethanaminium, N-ethyl-N-[4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]-2-methylphenyl][4-[[2-(phenylamino)phenyl]amino]phenyl]methylene]-3-methyl-2,5-cyclohexadien-1-ylidene]-3-sulfo-, inner salt, sodium salt; Wool Blue B; 6472-57-7; Sodium 4-[(4-{N-ethyl-N-[(3-sulfonatophenyl)methyl]amino}-2-methylphenyl){4-[N-(2-anilinophenyl)amino]phenyl}methylene]-3-methyl-1-cyclohexa-2,5-dienylidene(ethyl){[(3-sulfonatophenyl)methyl]}ammonium
EINECS	229-300-8

Quality Control

Our production of N-Ethyl-N-[4-[[4-[N-ethyl-N-(3-sodiosulfobenzyl)amino]-2-methylphenyl][4-[[2-(phenylamino)phenyl]amino]phenyl]methylene]-3-methyl-2,5-cyclohexadien-1-ylidene]-3-sulfonatobenzenemethanaminium adheres to a stringent quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity, spectrophotometry for color strength, and residual solvent analysis, to ensure it meets precise customer specifications and industry benchmarks. Certificates of Analysis (COA) detailing all test results are provided with each shipment to guarantee traceability, consistency, and regulatory compliance for our global B2B partners.

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). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed when not in use to prevent degradation and moisture absorption.

Specification

Item	Specification
Appearance	Dark blue to violet powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Color Strength	98 - 102% (vs. Standard)
Loss on Drying	≤ 5.0%
Sulfated Ash	≤ 20.0%
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.