Description

(((3E)-2-Chloro-3-[(2Z)-2-(3-Ethyl-1,3-Benzothiazol-2(3H)-Ylidene)Ethylidene]Cyclohex-1-En-1-Yl)Methylene)Malononitrile CAS NO 69415-11-8 is a specialized organic compound belonging to the class of cyanine dyes and polymethine chromophores. This chemical is valued for its strong light-absorbing properties and its role as a key intermediate in the synthesis of advanced functional materials. It is primarily sought by researchers and manufacturers in the photovoltaic, optical data storage, and non-linear optics (NLO) sectors. Its unique molecular structure makes it essential for developing materials with specific electronic and photophysical characteristics.

Application

• Organic Photovoltaic (OPV) Cells: Used as an electron acceptor or sensitizer material to enhance light absorption and charge separation efficiency in solar cell devices.
• Non-Linear Optical (NLO) Materials: Serves as a crucial building block for creating crystals and polymers with high second- or third-order optical nonlinearities for applications in telecommunications and laser technology.
• Optical Data Storage: Employed in the formulation of recording layers for high-density optical disks (e.g., DVD-R, Blu-ray) due to its specific photochromic or photorefractive properties.
• Dye-Sensitized Solar Cells (DSSC): Functions as a sensitizing dye to broaden the spectral response and improve the conversion efficiency of solar energy.
• Photodynamic Therapy (PDT) Research: Investigated as a potential photosensitizer precursor for medical applications targeting cancer cells.
• Chemical Sensors: Utilized in the development of fluorescence-based or colorimetric sensors for detecting specific ions or molecules.
• Advanced Organic Synthesis: Acts as a sophisticated intermediate for constructing complex π-conjugated systems and novel heterocyclic compounds in academic and industrial R&D.

Basic Information

Product Name	(((3E)-2-Chloro-3-[(2Z)-2-(3-Ethyl-1,3-Benzothiazol-2(3H)-Ylidene)Ethylidene]Cyclohex-1-En-1-Yl)Methylene)Malononitrile
CAS No.	69415-11-8
Molecular Formula	C₂₁H₁₆ClN₃S
Molecular Weight	377.89 g/mol
Synonyms	2-Chloro-3-[(2Z)-2-(3-ethyl-1,3-benzothiazol-2(3H)-ylidene)ethylidene]-1-cyclohexene-1-malononitrile; (3E)-2-Chloro-3-[(2Z)-2-(3-Ethyl-2(3H)-benzothiazolylidene)ethylidene]-1-cyclohexene-1,1-dicarbonitrile; Cyanine dye derivative; Polymethine dye intermediate; Benzothiazole malononitrile derivative; NLO chromophore; Optical sensitizer 69415-11-8
EINECS	Contact for details

Quality Control

Our production of (((3E)-2-Chloro-3-[(2Z)-2-(3-Ethyl-1,3-Benzothiazol-2(3H)-Ylidene)Ethylidene]Cyclohex-1-En-1-Yl)Methylene)Malononitrile adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, critical for sensitive optoelectronic applications. Each lot is analyzed using advanced techniques including HPLC, NMR, and mass spectrometry to verify identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your R&D and quality assurance 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 compound is light-sensitive; prolonged exposure to light should be avoided to prevent degradation. Keep the container in a well-ventilated area and away from incompatible materials.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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