Description

[4-[P,P'-Bis(Dimethylamino)Benzhydrylidene]Cyclohexa-2,5-Dien-1-Ylidene]Dimethylammonium m-[[p-Anilinophenyl]Azo]Benzenesulphonate is a specialized cationic triarylmethane dye salt, known for its intense color and unique electronic properties derived from its complex conjugated structure. This compound is valued for its high chromophore strength and stability, making it a critical component in advanced material formulations. It is primarily sought by manufacturers in the specialty dyes and pigments, optical data storage, and non-linear optical (NLO) material sectors for high-performance applications.

Application

• Specialty Dye Manufacturing: As a key intermediate for producing high-intensity, cationic dyes for textiles, inks, and coatings.
• Optical Data Storage Media: Utilized in the formulation of recordable optical discs (e.g., CD-R, DVD-R) due to its light-absorbing properties.
• Non-Linear Optical (NLO) Materials: Serves as a chromophore in the development of materials for photonics, electro-optics, and frequency doubling devices.
• Laser Dyes and Sensors: Used in tunable dye lasers and as a sensing component in chemical detection systems.
• Photoresist and Imaging: Acts as a photosensitizer or colorant in photoresists for microelectronics and advanced printing technologies.
• Research & Development: Employed in academic and industrial R&D for studying charge-transfer complexes and organic semiconductor properties.

Basic Information

Product Name	[4-[P,P'-Bis(Dimethylamino)Benzhydrylidene]Cyclohexa-2,5-Dien-1-Ylidene]Dimethylammonium m-[[p-Anilinophenyl]Azo]Benzenesulphonate
CAS No.	65113-55-5
Molecular Formula	C43H45N5O3S
Molecular Weight	711.92 g/mol
Synonyms	Basic Blue 7; Victoria Blue B; C.I. 42595; Aniline Blue; Spirit Soluble Blue; [4-[Bis[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-dimethylammonium 3-[[4-(phenylamino)phenyl]azo]benzenesulfonate; C.I. Basic Blue 7; Astra Blue B
EINECS	Contact for details

Quality Control

Our production of this specialty dye adheres to stringent quality protocols to ensure batch-to-batch consistency and performance reliability. Quality is verified through comprehensive analytical testing, including HPLC for purity, spectrophotometry for color strength, and elemental analysis. A detailed Certificate of Analysis (COA) providing specifications for identity, assay, and impurity profiles is supplied 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). This material is light-sensitive and should be handled under appropriate conditions to prevent degradation.

Specification

Item	Specification
Appearance	Dark green to blue-black powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Color Strength	98 - 102% (vs. Standard)
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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