Description

2-[(1-Methyl-2(1H)-Quinolylidene)Amino]-1-(3-Sulphonatopropyl)Quinolinium is a specialized quinolinium derivative, a high-purity organic salt valued for its unique photophysical and electrochemical properties. This compound serves as a critical functional intermediate and active component in advanced material science and analytical chemistry. It is essential for research and industrial applications requiring precise molecular design, particularly in the development of novel dyes, sensors, and electronic materials.

Application

• Functional Dye Intermediate: A key precursor for synthesizing specialized cyanine and styryl dyes used in biological staining and fluorescence labeling.
• Electrochromic & Photochromic Materials: Employed in the research and development of smart windows, optical switches, and data storage devices due to its reversible color-changing properties.
• Chemical Sensor Development: Used as a core structure for creating selective chemosensors to detect metal ions or specific anions in analytical and environmental monitoring.
• Non-Linear Optical (NLO) Materials: Investigated for use in photonic applications, including frequency doubling and optical signal processing, owing to its conjugated electronic system.
• Organic Semiconductor Research: Serves as a building block for organic light-emitting diodes (OLEDs) and organic photovoltaic (OPV) cells in academic and R&D settings.
• Catalysis & Ligand Synthesis: Can be utilized to develop novel ligands for transition metal catalysis in fine chemical and pharmaceutical synthesis.

Basic Information

Item	Detail
Product Name	2-[(1-Methyl-2(1H)-Quinolylidene)Amino]-1-(3-Sulphonatopropyl)Quinolinium
CAS No.	94166-39-9
Molecular Formula	C22H21N3O3S
Molecular Weight	407.49 g/mol
Synonyms	1-(3-Sulfonatopropyl)-2-[(1-methyl-2(1H)-quinolylidene)amino]quinolinium; Quinolinium, 1-(3-sulfopropyl)-2-[(1-methyl-2(1H)-quinolylidene)amino]-, inner salt; 2-[(1-Methyl-2(1H)-quinolylidene)amino]-1-(3-sulfopropyl)quinolinium; SPQ derivative; Quinolinium sulfobetaine dye precursor
EINECS	Contact for details

Quality Control

Every batch of 2-[(1-Methyl-2(1H)-Quinolylidene)Amino]-1-(3-Sulphonatopropyl)Quinolinium is manufactured under a strict quality management system. We provide comprehensive analytical documentation to ensure traceability and consistency for your research and production needs. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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) and hygroscopic (moisture-sensitive). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange powder or crystals
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.