Description

3-Ethyl-2-[(E)-2-(3-((E)-2-[3-Ethyl-1,3-Benzothiazol-2(3H)-Ylidene]Ethylidene)-2-Methyl-1-Cyclohexen-1-Yl)Ethenyl]-1,3-Benzothiazol-3-Ium Iodide is a high-purity cyanine dye salt, valued for its strong near-infrared (NIR) absorption and fluorescence properties. This compound is essential for advanced research and development in photonics and molecular imaging, where precise optical characteristics are critical. It is primarily sought by manufacturers and researchers in the fields of optical data storage, laser technology, and as a specialized sensitizer or probe in analytical chemistry.

Application

• NIR-Absorbing Dye for Optical Data Storage: Used in the formulation of recording layers for high-density CDs, DVDs, and next-generation optical disks.
• Laser Dye and Optical Limiter: Functions as a gain medium in tunable dye lasers operating in the near-infrared region and in devices for sensor protection.
• Fluorescent Probe and Sensitizer: Employed in bioimaging, sensor development, and photodynamic therapy research due to its fluorescence properties.
• Photovoltaic and Semiconductor Research: Investigated for use in organic solar cells and as a spectral sensitizer in photographic and electrophotographic systems.
• Nonlinear Optical Materials: A key component in the development of materials for frequency doubling and other photonic applications.
• Analytical Chemistry Reagent: Used as a staining agent or fluorescent marker in chromatographic and electrophoretic techniques.

Basic Information

Product Name	3-Ethyl-2-[(E)-2-(3-((E)-2-[3-Ethyl-1,3-Benzothiazol-2(3H)-Ylidene]Ethylidene)-2-Methyl-1-Cyclohexen-1-Yl)Ethenyl]-1,3-Benzothiazol-3-Ium Iodide
CAS No.	70446-37-6
Molecular Formula	C29H31IN2S2
Molecular Weight	598.60 g/mol
Synonyms	DTTC Iodide; 3,3'-Diethylthiatricarbocyanine Iodide; 1,3-Benzothiazolium, 3-ethyl-2-[(E)-2-[3-[(E)-2-(3-ethyl-2(3H)-benzothiazolylidene)ethylidene]-2-methyl-1-cyclohexen-1-yl]ethenyl]-, iodide; DTTCI; Diethylthiatricarbocyanine Iodide; NK-2014; NIR Dye DTTC Iodide; Astrazon Orange R
EINECS	Contact for details

Quality Control

Every batch of our cyanine dyes is produced and tested under a strict quality management system. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and key spectral properties to ensure consistency for your sensitive applications. Our standard grade meets typical research and industrial specifications, with the capability to supply material compliant with ISO 9001 standards 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 container should be kept in a desiccator or under an inert atmosphere for long-term storage to maximize stability.

Specification

Item	Specification
Appearance	Dark green to blue-black crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
λmax (Absorption)	760 - 780 nm (in methanol)
Loss on Drying	≤ 2.0 %
Residue on Ignition (Sulfated Ash)	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm

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