Description

2-[2-[(3-Ethyl-5-Methylbenzoselenazol-2(3H)-Ylidene)Methyl]But-1-Enyl]-5,6-Dimethyl-3-(3-Sulphonatopropyl)Benzothiazolium is a specialized organic salt featuring a unique heterocyclic structure that combines benzothiazole and benzoselenazole moieties. This compound is valued for its distinct photophysical and electrochemical properties, making it a critical functional material in advanced technological applications. It is primarily sought by research institutions and industrial manufacturers in the fields of materials science, electronics, and specialty chemical synthesis.

Application

• As a key intermediate or functional dye in the synthesis of near-infrared (NIR) absorbing materials.
• In the research and development of organic semiconductors and conductive polymers for electronic devices.
• As a potential photosensitizer or light-harvesting component in experimental photovoltaic and solar cell applications.
• For use in non-linear optical (NLO) materials research due to its extended conjugated system.
• As a specialized reagent in analytical chemistry for sensor development and detection methods.
• In advanced material coatings where specific light absorption or energy transfer properties are required.

Basic Information

Product Name	2-[2-[(3-Ethyl-5-Methylbenzoselenazol-2(3H)-Ylidene)Methyl]But-1-Enyl]-5,6-Dimethyl-3-(3-Sulphonatopropyl)Benzothiazolium
CAS No.	83783-61-3
Molecular Formula	C28H33N2O3S2Se
Molecular Weight	581.66 g/mol
Synonyms	Benzothiazolium, 2-[2-[(3-ethyl-5-methyl-2(3H)-benzoselenazolylidene)methyl]-1-buten-1-yl]-5,6-dimethyl-3-(3-sulfopropyl)-, inner salt; 3-Ethyl-2-[3-(3-ethyl-5-methyl-2(3H)-benzoselenazolylidene)-1-propenyl]-5,6-dimethyl-3-(3-sulfopropyl)benzothiazolium hydroxide, inner salt; Cyanine dye derivative with selenazole; NIR Cyanine dye analog; Selenazole-benzothiazole cyanine salt; Sulfoalkylated benzoselenazolium dye.
EINECS	Contact for details

Quality Control

Our production of this advanced chemical intermediate adheres to strict quality protocols 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 to support your R&D and quality assurance requirements.

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 product is light-sensitive and should be handled under appropriate conditions to prevent degradation. Keep the container sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (HPLC)	Conforms to reference standard
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.