Description

3-Ethyl-2-((E)-2-[3-((E)-2-[3-Ethyl-1,3-Benzothiazol-2(3H)-Ylidene]Ethylidene)-2-(Ethylsulfanyl)-1-Cyclohexen-1-Yl]Ethenyl)-1,3-Benzothiazol-3-Ium Iodide is a specialized organic salt belonging to the cyanine dye family, characterized by its extended conjugated system. This compound is valued for its strong light-absorbing and emitting properties in the near-infrared (NIR) region, making it a critical functional material. It is primarily sought by researchers and manufacturers in the fields of advanced materials, optical sensors, and dye-sensitized technologies.

Application

• NIR-Absorbing Dyes: A key component in the formulation of dyes and pigments for optical filters, laser protection, and security inks.
• Optical Sensing & Imaging: Used as a sensitizer or probe in the development of chemical sensors and bio-imaging agents due to its photophysical properties.
• Dye-Sensitized Solar Cells (DSSCs): Investigated as a potential photosensitizer to enhance light harvesting efficiency in the NIR spectrum.
• Nonlinear Optical Materials: Serves as a building block for materials used in photonics and optoelectronics for signal processing.
• Organic Semiconductor Research: Utilized in academic and industrial R&D for studying charge transport in organic electronic devices.
• Photodynamic Therapy (PDT) Research: Explored in preclinical studies for its potential as a photosensitizing agent in medical applications.

Basic Information

Product Name	3-Ethyl-2-((E)-2-[3-((E)-2-[3-Ethyl-1,3-Benzothiazol-2(3H)-Ylidene]Ethylidene)-2-(Ethylsulfanyl)-1-Cyclohexen-1-Yl]Ethenyl)-1,3-Benzothiazol-3-Ium Iodide
CAS No.	70446-13-8
Molecular Formula	C31H33IN2S3
Molecular Weight	680.68 g/mol
Synonyms	DTTC Iodide; 3,3'-Diethylthiadicarbocyanine Iodide; Diethylthiatricarbocyanine Iodide; 1,3-Benzothiazolium, 3-ethyl-2-[(E)-2-[3-[(E)-2-(3-ethyl-2(3H)-benzothiazolylidene)ethylidene]-2-(ethylthio)-1-cyclohexen-1-yl]ethenyl]-, iodide; DTTC; NK-2014; NK 2014; NIR Dye DTTC Iodide
EINECS	Contact for details

Quality Control

Our production of 3-Ethyl-2-((E)-2-[3-((E)-2-[3-Ethyl-1,3-Benzothiazol-2(3H)-Ylidene]Ethylidene)-2-(Ethylsulfanyl)-1-Cyclohexen-1-Yl]Ethenyl)-1,3-Benzothiazol-3-Ium Iodide adheres to stringent in-process controls to ensure batch-to-batch consistency and high purity. Each lot is characterized using 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). This product is hygroscopic (moisture-sensitive) and light-sensitive; ensure the container is sealed tightly after each use to minimize exposure to atmospheric moisture and light.

Specification

Item	Specification
Appearance	Dark green to blue-black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0% (Area %)
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Solubility	Soluble in DMSO, DMF; sparingly soluble in methanol

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