Description

1-Ethyl-4-Methylquinolinium Toluene-p-Sulphonate is a high-purity organic salt belonging to the quinolinium family. This compound is valued for its role as a versatile intermediate and catalyst in advanced organic synthesis and materials science. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel compounds or enhance reaction efficiencies.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and diagnostic agents.
• Phase-Transfer Catalyst (PTC): Facilitates reactions between reagents in immiscible phases, improving yield and efficiency in organic synthesis.
• Ionic Liquid Precursor: Serves as a key component in the formulation of task-specific ionic liquids for green chemistry applications.
• Agrochemical Synthesis: Employed in the production of advanced herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Acts as an intermediate in the synthesis of quinoline-based dyes and functional colorants.
• Electrolyte Additive: Investigated for use in electrochemical applications, including battery and capacitor systems.
• Research & Development: A critical reagent in academic and industrial R&D for exploring new chemical entities and reaction methodologies.

Basic Information

Product Name	1-Ethyl-4-Methylquinolinium Toluene-p-Sulphonate
CAS No.	55952-56-2
Molecular Formula	C19H21NO3S
Molecular Weight	343.44 g/mol
Synonyms	1-Ethyl-4-methylquinolinium p-toluenesulfonate; 4-Methyl-1-ethylquinolinium tosylate; Quinolinium, 1-ethyl-4-methyl-, salt with 4-methylbenzenesulfonic acid (1:1); p-Toluenesulfonic acid 1-ethyl-4-methylquinolinium salt; EMQT; 1-Ethyl-4-methylquinolinium tosylate; 1-Ethyl-4-methylquinolinium 4-methylbenzenesulfonate
EINECS	Contact for details

Quality Control

Our 1-Ethyl-4-Methylquinolinium Toluene-p-Sulphonate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets exacting standards for research and industrial use. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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