Description

1-Ethyl-2-Sulphonatoquinolinium is a specialized quaternary quinolinium compound with a sulfonate functional group, offering unique solubility and ionic characteristics. This compound is valued for its role as a key intermediate and functional additive in advanced chemical synthesis and material science. It is primarily sought after by manufacturers and R&D departments in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel active ingredients and performance materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly those requiring a charged, water-soluble quinoline moiety.
• Agrochemical Synthesis: Serves as a building block for creating advanced pesticides and herbicides with enhanced systemic properties.
• Dye & Pigment Manufacturing: Acts as a precursor or modifier in the production of specialized dyes and functional colorants.
• Corrosion Inhibitor Formulation: Incorporated into formulations designed to protect metal surfaces in industrial applications.
• Catalyst & Ligand Preparation: Utilized in the development of ionic ligands and catalysts for organic synthesis.
• Analytical Chemistry: Employed as a standard or reagent in chromatographic and spectroscopic methods.
• Material Science Research: Investigated for use in ionic liquids, conductive polymers, and other advanced materials.

Basic Information

Product Name	1-Ethyl-2-Sulphonatoquinolinium
CAS No.	4329-91-3
Molecular Formula	C₁₁H₁₁NO₃S
Molecular Weight	237.28 g/mol
Synonyms	1-Ethylquinolin-1-ium-2-sulfonate; 2-Sulfo-1-ethylquinolinium; 1-Ethyl-2-sulfoquinolinium betaine; Quinolinium, 1-ethyl-2-sulfo-, inner salt; 1-Ethyl-2-sulfonatoquinolinium; 2-Sulfonato-1-ethylquinolinium; Ethylquinolinium sulfonate
EINECS	Contact for details

Quality Control

Every batch of 1-Ethyl-2-Sulphonatoquinolinium is produced under a strict quality management system. Our products undergo rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee compliance with your specifications and industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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