Description

[[4-[(4-Amino-m-Tolyl)[4-(Phenylimino)Cyclohexa-2,5-Dien-1-Ylidene]Methyl]Phenyl]Amino]Benzenesulphonic Acid CAS NO 58569-23-6 is a specialized organic dye intermediate characterized by its complex triarylmethane structure. This compound is valued for its role as a key precursor in the synthesis of high-performance dyes and pigments, offering precise color properties and stability. It is primarily required by manufacturers in the dyestuff, ink, and specialty chemical industries for producing advanced colorants.

Application

• Dye and Pigment Synthesis: A critical intermediate for manufacturing triarylmethane and related cationic dyes.
• Ink Formulations: Used in the production of specialty inks, including those for security printing and high-resolution imaging.
• Textile Colorants: Serves as a building block for dyes used in coloring synthetic and natural fibers.
• Biological Staining: Potential use in the synthesis of stains for histological and microbiological applications.
• Photographic Chemicals: Can be utilized in the synthesis of light-sensitive compounds for photographic films.
• Research & Development: Employed in organic synthesis research for developing novel chromophores and functional materials.

Basic Information

Product Name	[[4-[(4-Amino-m-Tolyl)[4-(Phenylimino)Cyclohexa-2,5-Dien-1-Ylidene]Methyl]Phenyl]Amino]Benzenesulphonic Acid
CAS No.	58569-23-6
Molecular Formula	C32H27N3O3S
Molecular Weight	533.64 g/mol
Synonyms	Benzenesulfonic acid, [[4-[(4-amino-m-tolyl)[4-(phenylimino)-2,5-cyclohexadien-1-ylidene]methyl]phenyl]amino]-; 4-[(4-Amino-3-methylphenyl)[4-(phenylimino)cyclohexa-2,5-dien-1-ylidene]methyl]-N-phenylbenzenesulfonamide; Sulfonated triarylmethane derivative; Basic Dye Intermediate; CI 42535 related intermediate; [4-(N-Phenylamino)phenyl][4-(phenylimino)cyclohexa-2,5-dien-1-ylidene](4-amino-3-methylphenyl)methane sulfonic acid
EINECS	Contact for details

Quality Control

Our production of this dye intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and high purity. Quality is verified through advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance processes.

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 stability and performance.

Specification

Item	Specification
Appearance	Dark green to black powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 5.0%

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