Description

N,N,n-Trimethylanilinium Toluene-p-Sulphonate is a quaternary ammonium salt with a toluenesulfonate counterion, widely utilized as a phase-transfer catalyst and a key intermediate in organic synthesis. Its primary value lies in facilitating reactions between reagents in immiscible phases, significantly improving yields and reaction rates in specialized chemical manufacturing. This compound is essential for R&D laboratories and production facilities in the pharmaceutical, agrochemical, and advanced materials sectors seeking efficient synthetic pathways.

Application

• Phase-Transfer Catalysis (PTC): Enables alkylation, esterification, and other nucleophilic substitution reactions between aqueous and organic phases.
• Pharmaceutical Intermediate: Serves as a building block or catalyst in the synthesis of active pharmaceutical ingredients (APIs) and fine chemicals.
• Polymer Chemistry: Used as a catalyst or initiator in the production of specialty polymers and resins.
• Agrochemical Synthesis: Facilitates the manufacture of pesticides, herbicides, and plant growth regulators.
• Dye and Pigment Production: Acts as a catalyst or intermediate in the synthesis of complex organic colorants.
• Research & Development: A valuable reagent for method development and exploratory organic synthesis in academic and industrial labs.

Basic Information

Product Name	N,N,n-Trimethylanilinium Toluene-p-Sulphonate
CAS No.	51931-01-2
Molecular Formula	C16H21NO3S
Molecular Weight	307.41 g/mol
Synonyms	N,N,N-Trimethylanilinium p-Toluenesulfonate; Trimethylphenylammonium Tosylate; N,N,N-Trimethylanilinium Tosylate; TMPA Tosylate; N,N,N-Trimethylbenzenaminium 4-methylbenzenesulfonate; Anilinium, N,N,N-trimethyl-, salt with p-toluenesulfonic acid (1:1); Trimethylanilinium Tosylate; N,N,N-Trimethylanilinium p-Toluenesulphonate
EINECS	Contact for details

Quality Control

Our N,N,n-Trimethylanilinium Toluene-p-Sulphonate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for catalytic and synthetic applications. A Certificate of Analysis (COA) detailing all quality parameters is provided with every shipment to guarantee traceability and batch-to-batch consistency.

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 product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation. Keep away from strong oxidizing agents.

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	≤ 20 ppm

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