Description

2-[(1-Ethyl-2(1H)-Quinolylidene)Methyl]-1-(4-Sulphonatobutyl)Quinolinium is a specialized quinolinium derivative, a class of compounds valued for their unique photophysical and electrochemical properties. This product matters for its role as a functional dye and intermediate in advanced material science and analytical chemistry. It is needed by researchers and manufacturers in the fields of solar cell sensitizers, fluorescent probes, and specialty chemical synthesis.

Application

• Dye-Sensitized Solar Cells (DSSCs): As a potential photosensitizer for light absorption and electron transfer.
• Fluorescent Labeling and Probes: For biological imaging, chemical sensing, and diagnostic applications due to its quinoline-based fluorophore structure.
• Electrochromic Materials: As a component in smart windows and displays that change color with applied voltage.
• Organic Light-Emitting Diodes (OLEDs): As an emissive layer dopant or charge transport material.
• Photocatalysis: As an organic photocatalyst or a component in photocatalytic systems.
• Chemical Synthesis Intermediate: For the preparation of more complex quinolinium-based ionic liquids or functional molecules.
• Analytical Reagent: As a chromogenic agent or indicator in spectrophotometric methods.

Basic Information

Product Name	2-[(1-Ethyl-2(1H)-Quinolylidene)Methyl]-1-(4-Sulphonatobutyl)Quinolinium
CAS No.	29637-14-7
Molecular Formula	C25H26N2O3S
Molecular Weight	434.55 g/mol
Synonyms	1-(4-Sulfonatobutyl)-2-[(1-ethyl-2(1H)-quinolylidene)methyl]quinolinium; Quinolinium, 1-(4-sulfobutyl)-2-[(1-ethyl-2(1H)-quinolylidene)methyl]-, inner salt; 2-[(1-Ethyl-1H-quinolin-2-ylidene)methyl]-1-(4-sulfonatobutyl)quinolin-1-ium; Cyanine dye derivative; Quinolinium sulfobetaine; Light-sensitive quinolinium dye.
EINECS	Contact for details

Quality Control

Our 2-[(1-Ethyl-2(1H)-Quinolylidene)Methyl]-1-(4-Sulphonatobutyl)Quinolinium is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing key specifications are available upon request to support your research and quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). Due to its light-sensitive nature, minimize exposure to direct light during handling and storage.

Specification

Item	Specification
Appearance	Dark green to brown powder or crystals
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.