Description

[4-[4-(Diethylamino)Benzhydrylidene]Cyclohexa-2,5-Dien-1-Ylidene]Diethylammonium Salicylate is a specialized cationic dye salt, recognized for its distinct chromophoric properties derived from its conjugated polymethine structure. This compound matters for its role as a key intermediate and functional colorant in advanced material science and analytical chemistry. Industrial buyers in the photographic, optical data storage, and specialty ink formulation sectors require this high-purity chemical for its consistent performance and batch-to-batch reliability.

Application

• Optical Data Storage Media: As a functional dye layer in recordable CD-R and DVD-R discs.
• Photographic Sensitizers: Used in the formulation of light-sensitive layers for specialized photographic films and papers.
• Laser Dye Applications: Employed as a gain medium or saturable absorber in tunable dye lasers and optical switches.
• Non-Linear Optical (NLO) Materials: A precursor for developing organic materials with second- and third-order non-linear optical properties.
• Security Ink Formulation: A key component in inks for banknotes, certificates, and brand protection due to its specific light absorption characteristics.
• Analytical Chemistry: Utilized as a staining agent or spectroscopic probe in biochemical and histochemical assays.
• Organic Photoconductors (OPCs): Incorporated into charge-generating layers for photocopiers and laser printers.
• Academic & Industrial Research: Serves as a model compound for studying electron transfer, photophysics, and supramolecular chemistry.

Basic Information

Item	Details
Product Name	[4-[4-(Diethylamino)Benzhydrylidene]Cyclohexa-2,5-Dien-1-Ylidene]Diethylammonium Salicylate
CAS No.	84962-84-5
Molecular Formula	C34H41N2O3+ • C7H5O3-
Molecular Weight	584.73 g/mol (Free base cation: 501.70 g/mol)
Synonyms	NK 529; NK-529 Dye; 4-[4-(Diethylamino)-α-phenylbenzylidene]-2,5-cyclohexadien-1-ylidenediethylammonium Salicylate; Diethylammonium Salicylate Derivative of NK 529; C.I. Solvent Yellow 88; Thermochromic Dye Intermediate; Photochromic Cyanine Dye Salt; 1,4-Bis(diethylamino)benzophenone Salicylate Derivative
EINECS	Contact for details

Quality Control

Our production of [4-[4-(Diethylamino)Benzhydrylidene]Cyclohexa-2,5-Dien-1-Ylidene]Diethylammonium Salicylate adheres to stringent quality protocols to ensure high purity and performance consistency for optical and electronic applications. Each batch is analyzed via HPLC, UV-Vis spectroscopy, and NMR to verify identity, assay purity, and impurity profile. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

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 product is light-sensitive (store away from light). Keep the container tightly sealed in a dry environment to prevent moisture absorption. Store away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (UV-Vis)	λmax conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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