Description

1-Ethyl-2-Methylquinolinium Toluene-p-Sulphonate is a high-purity organic salt compound, widely recognized for its utility as a key intermediate and catalyst in advanced chemical synthesis. Its value lies in providing consistent reactivity and purity, which is critical for ensuring batch-to-batch reproducibility in sensitive manufacturing processes. This product is essential for industries focused on pharmaceuticals, specialty dyes, and advanced material science, where precise chemical functionality is paramount.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and quaternary ammonium compounds.
• Phase-Transfer Catalyst (PTC): Facilitates reactions between reactants in immiscible phases, improving yield and efficiency in organic synthesis.
• Dye and Pigment Manufacturing: Serves as a precursor or intermediate in the production of specialized quinoline-based dyes.
• Chemical Research & Development: Employed as a building block or reagent in exploratory chemistry and process development.
• Electrolyte Component: Investigated for use in electrochemical applications and specialty battery formulations.
• Corrosion Inhibitor Formulation: Used in the development of advanced inhibitor packages for industrial systems.

Basic Information

Product Name	1-Ethyl-2-Methylquinolinium Toluene-p-Sulphonate
CAS No.	20048-92-4
Molecular Formula	C19H21NO3S
Molecular Weight	343.44 g/mol
Synonyms	1-Ethyl-2-methylquinolinium p-toluenesulfonate; 1-Ethyl-2-methylquinolinium tosylate; Ethylmethylquinolinium tosylate; Quinolinium, 1-ethyl-2-methyl-, salt with 4-methylbenzenesulfonic acid (1:1); 2-Methyl-1-ethylquinolinium p-toluenesulfonate; EMQT; Tosic acid, quinolinium derivative
EINECS	Contact for details

Quality Control

Our 1-Ethyl-2-Methylquinolinium Toluene-p-Sulphonate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC and NMR, to ensure identity, purity, and conformity to agreed specifications. A comprehensive Certificate of Analysis (COA) documenting all test results is provided with every shipment and is 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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
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.