Description

2-Methyl-3-(3-Sulphonatobutyl)Benzoselenazolium is a specialized organoselenium compound featuring a benzoselenazolium core with a sulphonated butyl side chain. This unique structure makes it a valuable intermediate and functional component in advanced material synthesis and specialty chemical manufacturing. It is primarily sought after by research institutions and industrial producers in the photographic, dye, and electronics sectors for its role in creating light-sensitive materials and conductive polymers.

Application

• Photosensitizer and Spectral Sensitizer in the manufacturing of photographic emulsions and films.
• Key Intermediate for the synthesis of cyanine dyes and other functional dyes used in imaging technologies.
• Component in Electrochromic and Photovoltaic Materials for research and development of next-generation electronic devices.
• Chemical Reagent in organic synthesis, particularly in reactions involving selenium chemistry.
• Research Chemical for academic and industrial studies in material science and optoelectronics.

Basic Information

Product Name	2-Methyl-3-(3-Sulphonatobutyl)Benzoselenazolium
CAS No.	63149-25-7
Molecular Formula	C12H15NO3S2Se
Molecular Weight	364.34 g/mol
Synonyms	2-Methyl-3-(3-sulfonatobutyl)benzoselenazolium; 2-Methyl-3-(3-sulfobutyl)benzoselenazolium; Benzoselenazolium, 2-methyl-3-(3-sulfobutyl)-, inner salt; 3-(3-Sulfopropyl)-2-methylbenzoselenazolium; Photosensitizing dye intermediate; Selenium cyanine dye precursor
EINECS	Contact for details

Quality Control

Our production of 2-Methyl-3-(3-Sulphonatobutyl)Benzoselenazolium adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%

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