Description

3-Ethyl-2-((E)-2-[3-((E)-2-[3-Ethyl-1,3-Benzothiazol-2(3H)-Ylidene]Ethylidene)-2-(Phenylsulfanyl)-1-Cyclohexen-1-Yl]Ethenyl)-1,3-Benzothiazol-3-Ium Iodide is a specialized organic salt belonging to the cyanine dye family, valued for its unique photophysical properties. This compound is engineered for applications requiring precise light absorption and emission characteristics, making it a critical component in advanced material science. It is primarily sought by researchers and manufacturers in the fields of optical data storage, nonlinear optics, and as a sensitizer in photographic and photoconductive systems.

Application

• Optical Data Storage Media: Used as a light-absorbing layer in recordable CDs, DVDs, and next-generation optical disks.
• Nonlinear Optical (NLO) Materials: A key chromophore for developing materials with second- and third-order nonlinear optical effects for telecommunications and photonic devices.
• Photographic Sensitizers: Functions as a spectral sensitizer in silver halide photographic emulsions to extend sensitivity into specific wavelength ranges.
• Organic Photoconductors (OPCs): Employed in the charge generation layer of photocopiers and laser printers.
• Dye-Sensitized Solar Cells (DSSCs): Investigated as a potential photosensitizer for converting sunlight into electricity.
• Biomedical Imaging Probes: Explored for use in fluorescence labeling and bio-sensing due to its tunable fluorescence properties.
• Laser Dyes: Can be utilized as an active medium in tunable dye lasers for specific spectral regions.
• Academic and Industrial R&D: Serves as a building block for synthesizing novel functional dyes and studying structure-property relationships.

Basic Information

Item	Details
Product Name	3-Ethyl-2-((E)-2-[3-((E)-2-[3-Ethyl-1,3-Benzothiazol-2(3H)-Ylidene]Ethylidene)-2-(Phenylsulfanyl)-1-Cyclohexen-1-Yl]Ethenyl)-1,3-Benzothiazol-3-Ium Iodide
CAS No.	70446-12-7
Molecular Formula	C₃₅H₃₃IN₂S₃
Molecular Weight	728.73 g/mol
Synonyms	3-Ethyl-2-((E)-2-(3-((E)-2-(3-Ethylbenzothiazol-2(3H)-ylidene)ethylidene)-2-(phenylthio)cyclohex-1-en-1-yl)vinyl)benzothiazol-3-ium iodide; Cyanine dye 70446-12-7; Benzothiazolium, 3-ethyl-2-[(E)-2-[3-[(E)-2-(3-ethyl-2(3H)-benzothiazolylidene)ethylidene]-2-(phenylthio)-1-cyclohexen-1-yl]ethenyl]-, iodide; Heptamethine cyanine dye derivative; IR-786 analog; Thiacarbocyanine dye with phenylthio substituent
EINECS	Contact for details

Quality Control

Our production of this high-purity specialty chemical adheres to stringent ISO 9001 quality management principles. Every batch is characterized using advanced analytical techniques including HPLC, NMR, and Mass Spectrometry to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with each shipment to ensure traceability and meet the exacting standards of research and high-tech manufacturing.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. For long-term storage, consider desiccant or inert atmosphere packaging.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Area %)
Loss on Drying	≤ 2.0 %
Residue on Ignition	≤ 0.5 %
Heavy Metals (as Pb)	≤ 20 ppm
Solubility	Soluble in DMSO, DMF, Chloroform; Slightly soluble in Methanol

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