Description

[4-[[4-(Diethylamino)Phenyl][4-[(4-Ethoxyphenyl)Amino]-1-Naphthyl]Methylene]-2,5-Cyclohexadien-1-Ylidene]Diethylammonium Chloride is a specialized cationic dye intermediate with a complex polymethine structure, valued for its strong light absorption and charge-transfer properties. This compound is critical for synthesizing advanced functional dyes and pigments used in high-tech applications. It is primarily sought by manufacturers in the optical data storage, specialty inks, and advanced material research sectors.

Application

• Optical Data Storage Media: A key intermediate for synthesizing cyanine dyes used in recordable CDs and DVDs.
• Specialty Inks and Toners: Used in the production of high-performance inks for security printing and digital imaging.
• Non-Linear Optical (NLO) Materials: Serves as a precursor for materials used in photonics, optical switching, and laser technology.
• Sensitizing Dyes: Employed in the formulation of dyes for photographic films and photoelectrochemical cells.
• Analytical Chemistry: Can be utilized as a staining agent or a fluorescent probe in specific biochemical assays.
• Academic and Industrial R&D: A valuable building block for research into new organic semiconductors and charge-transfer complexes.

Basic Information

Product Name	[4-[[4-(Diethylamino)Phenyl][4-[(4-Ethoxyphenyl)Amino]-1-Naphthyl]Methylene]-2,5-Cyclohexadien-1-Ylidene]Diethylammonium Chloride
CAS No.	73309-46-3
Molecular Formula	C39H44ClN3O
Molecular Weight	606.24 g/mol
Synonyms	4-[[4-(Diethylamino)phenyl][4-[(4-ethoxyphenyl)amino]-1-naphthalenyl]methylene]-2,5-cyclohexadien-1-ylidenediethylammonium chloride; Diethylammonium chloride derivative of a cyanine dye; Cationic heptamethine dye intermediate; 1-Naphthalenamine-based cyanine salt; 4-[(4-Ethoxyphenyl)amino]-1-naphthyl substituted dye; Polymethine dye salt; Cyanine dye precursor 73309-46-3
EINECS	Contact for details

Quality Control

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

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The container should be kept in a well-ventilated area and protected from moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark green to blue-black crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 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.