Description

1-Ethyl-4-[(3-Ethyl-3H-Benzoselenazol-2-Ylidene)Methyl]Quinolinium Iodide CAS NO 84255-09-4 is a specialized organic salt belonging to the cyanine dye family, characterized by its selenium-containing benzoselenazolium core. This compound is valued for its unique photophysical properties, making it a critical functional material in advanced research and development. It is primarily sought by manufacturers and researchers in the fields of optical materials, photovoltaics, and biomedical imaging for its role as a sensitizer or a fluorescent probe.

Application

• Photosensitizer in Dye-Sensitized Solar Cells (DSSCs): Used to enhance light absorption and electron transfer efficiency.
• Fluorescent Labeling Agent: Employed in the development of bio-imaging probes and diagnostic assays due to its near-infrared emission potential.
• Optical Data Storage Materials: A key component in the research of advanced recording media.
• Non-linear Optical (NLO) Materials: Utilized in the synthesis of compounds for photonic and electro-optic applications.
• Chemical Sensor Development: Acts as a core structure for creating selective sensors for ions or small molecules.
• Academic and Industrial R&D: Serves as a building block for novel organic semiconductors and functional dyes.

Basic Information

Product Name	1-Ethyl-4-[(3-Ethyl-3H-Benzoselenazol-2-Ylidene)Methyl]Quinolinium Iodide
CAS No.	84255-09-4
Molecular Formula	C21H21IN2Se
Molecular Weight	515.27 g/mol
Synonyms	1-Ethyl-4-[(3-ethylbenzoselenazol-2(3H)-ylidene)methyl]quinolin-1-ium iodide; Quinolinium, 1-ethyl-4-[(3-ethyl-2(3H)-benzoselenazolylidene)methyl]-, iodide; Cyanine dye selenium analog; Benzoseleazolium dye; 4-[(3-Ethyl-3H-benzoselenazol-2-ylidene)methyl]-1-ethylquinolinium iodide; 84255-09-4; Quinolinium iodide derivative
EINECS	Contact for details

Quality Control

Our production of 1-Ethyl-4-[(3-Ethyl-3H-Benzoselenazol-2-Ylidene)Methyl]Quinolinium Iodide adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity for research and industrial use. Each lot is analyzed using advanced techniques including HPLC, NMR, and mass spectrometry to confirm identity and purity. Comprehensive Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed and under an inert atmosphere if necessary to prevent degradation.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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