Description

2-Amino-3-Methyl-5-[[4-[(4-Sulfophenyl)Amino]Phenyl]-[4-(4-Sulfophenyl )Imino-1-Cyclohexa-2,5-Dienylidene]Methyl]Benzenesulfonic Acid is a specialized, high-value organic intermediate characterized by its complex polycyclic structure and multiple sulfonic acid groups. This compound matters for its role as a key precursor in the synthesis of advanced functional dyes and pigments, offering unique chromophoric properties and enhanced water solubility. Industrial manufacturers and R&D laboratories in the specialty chemicals, advanced materials, and dye sectors require this material for developing products with specific optical and performance characteristics.

Application

• Precursor for High-Performance Dyes and Pigments: Serves as a critical building block in the synthesis of complex azo and polycyclic dyes, particularly for applications requiring high color strength and solubility.
• Functional Material Synthesis: Used in the research and development of advanced organic materials, including optical sensors and non-linear optical (NLO) materials, due to its extended conjugated system.
• Textile and Leather Dyeing Intermediates: Imparts desirable properties such as brightness and wash-fastness in the production of dyes for natural and synthetic fibers.
• Inkjet and Digital Printing Inks: Contributes to the formulation of specialized inks where precise color matching and stability are paramount.
• Research & Development: A valuable compound for academic and industrial research in organic synthesis, photochemistry, and material science.
• Potential Use in Biomedical Staining: Its structural features may be explored for developing novel biological stains or diagnostic agents.

Basic Information

Product Name	2-Amino-3-Methyl-5-[[4-[(4-Sulfophenyl)Amino]Phenyl]-[4-(4-Sulfophenyl )Imino-1-Cyclohexa-2,5-Dienylidene]Methyl]Benzenesulfonic Acid
CAS No.	7597-19-5
Molecular Formula	C32H27N3O9S3
Molecular Weight	701.77 g/mol
Synonyms	Acid Blue 92 (C.I. 13390); Wool Blue B; Erioglaucine A; C.I. Acid Blue 92; Benzenesulfonic acid, 2-amino-3-methyl-5-[[4-[(4-sulfophenyl)amino]phenyl][4-(4-sulfophenyl)imino-2,5-cyclohexadien-1-ylidene]methyl]-; 2-Amino-3-methyl-5-({4-[(4-sulfophenyl)amino]phenyl}[4-(4-sulfophenyl)imino-2,5-cyclohexadien-1-ylidene]methyl)benzenesulfonic acid
EINECS	Contact for details

Quality Control

Our production of 2-Amino-3-Methyl-5-[[4-[(4-Sulfophenyl)Amino]Phenyl]-[4-(4-Sulfophenyl )Imino-1-Cyclohexa-2,5-Dienylidene]Methyl]Benzenesulfonic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, to meet exacting customer specifications. A detailed Certificate of Analysis (COA) documenting identity, purity, and related substances 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 nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect stability and handling properties. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark blue to violet powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Related Substances (HPLC)	Total impurities ≤ 3.0% Any single impurity ≤ 1.0%
Sulfated Ash	≤ 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.