Description

1-(2-Cyanoethyl)-2-[4-[(2-Ethoxyethyl)ethylamino]phenyl]benz[cd]indolium chloride is a specialized cationic dye intermediate belonging to the benz[cd]indolium (cyanine) class of compounds. This chemical is valued for its strong light-absorbing properties and structural functionality, making it a critical component in advanced material synthesis. It is primarily sought by manufacturers in the optical data storage, specialty inks, and high-performance dye industries for applications requiring precise chromophore engineering.

Application

• Optical Data Storage Media: A key intermediate in the synthesis of cyanine dyes used for recordable CD-R and DVD-R layers.
• Specialty Dyes and Pigments: Serves as a precursor for creating high-value, light-fast dyes for niche applications.
• Non-Linear Optical (NLO) Materials: Used in research and development of materials for photonics and optoelectronic devices.
• Laser and Filter Dyes: Employed in the formulation of dyes for tunable lasers and optical filters.
• Biomedical Staining: Potential use as a building block for fluorescent probes and stains in biological imaging.
• Security Inks: A component in the production of inks with specific spectral properties for anti-counterfeiting features.

Basic Information

Product Name	1-(2-Cyanoethyl)-2-[4-[(2-Ethoxyethyl)ethylamino]phenyl]benz[cd]indolium chloride
CAS No.	68134-32-7
Molecular Formula	C28H30ClN3O
Molecular Weight	460.01 g/mol
Synonyms	1-(2-Cyanoethyl)-2-[4-[(2-ethoxyethyl)ethylamino]phenyl]benz[cd]indol-2-ium chloride; Benz[cd]indolium, 1-(2-cyanoethyl)-2-[4-[(2-ethoxyethyl)ethylamino]phenyl]-, chloride; Cyanine dye intermediate 68134-32-7; 2-[4-[Ethyl(2-ethoxyethyl)amino]phenyl]-1-(2-cyanoethyl)benz[cd]indolium chloride; NK 529 (related dye intermediate); CD-R dye precursor; Cationic benzindolium dye salt
EINECS	Contact for details

Quality Control

Our production of this specialty intermediate adheres to strict quality protocols to ensure batch-to-batch consistency and purity required for sensitive electronic and optical applications. Quality is verified through 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.

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. Due to its light-sensitive nature, handling should be minimized under direct light exposure.

Specification

Item	Specification
Appearance	Dark green to blue-black crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
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.