Description

3-Ethyl-2-[3-(3-Ethyl-3H-Benzoselenazol-2-Ylidene)-2-Methylprop-1-Enyl]Benzoselenazolium Bromide is a specialized organic selenium compound belonging to the cyanine dye family, valued for its unique photophysical properties. This chemical serves as a critical functional material in advanced research and high-tech manufacturing processes. It is primarily sought by professionals in the fields of photonics, materials science, and analytical chemistry for its role as a sensitizer and light-absorbing agent.

Application

• Optical Sensitizer: Key component in the formulation of spectral sensitizers for photographic emulsions and digital imaging materials.
• Photovoltaic Research: Investigated as a potential dye sensitizer in the development of next-generation dye-sensitized solar cells (DSSCs).
• Nonlinear Optical Materials: Used in research for creating organic materials with nonlinear optical (NLO) properties for photonic devices.
• Laser Dye Intermediate: Serves as a precursor or active medium in the synthesis of tunable laser dyes.
• Biomedical Imaging Probes: Explored in the design of near-infrared (NIR) fluorescent probes and labels for bioimaging applications.
• Chemical Sensor Development: Utilized in research to develop selective chemosensors due to its chromogenic and fluorogenic response to environmental changes.

Basic Information

Item	Detail
Product Name	3-Ethyl-2-[3-(3-Ethyl-3H-Benzoselenazol-2-Ylidene)-2-Methylprop-1-Enyl]Benzoselenazolium Bromide
CAS No.	24687-31-8
Molecular Formula	C24H25BrN2Se2
Molecular Weight	587.31 g/mol
Synonyms	3-Ethyl-2-[(1E,3E)-3-(3-Ethyl-2(3H)-benzoselenazolylidene)-2-methyl-1-propen-1-yl]benzoselenazolium Bromide; Benz[1,2-d:4,5-d']bis(selenazole), 2,2'-(1,3-butadiene-1,4-diyl)bis[3-ethyl-, bromide; Cyanine dye selenium analog; Selenocyanine dye; 3,3'-Diethyl-2,2'-selenathiacyanine bromide; 24687-31-8; Se-Cyanine dye
EINECS	Contact for details

Quality Control

Our production of 3-Ethyl-2-[3-(3-Ethyl-3H-Benzoselenazol-2-Ylidene)-2-Methylprop-1-Enyl]Benzoselenazolium Bromide adheres to a stringent quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the exacting standards required for research and specialty chemical applications. A detailed Certificate of Analysis (COA) documenting purity, identity, and relevant physicochemical parameters is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is light-sensitive (store away from light). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0 %
Residue on Ignition	≤ 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.