Description

Potassium Toluene-4-Sulphonate is an important organic salt widely used as a key intermediate and catalyst in specialty chemical synthesis. Its value lies in its role as a versatile sulfonate source and phase-transfer catalyst, enabling critical reactions in high-value manufacturing processes. This product is essential for industries including pharmaceuticals, agrochemicals, and advanced material science, where precise chemical functionality is required.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly for introducing sulfonate groups or as a catalyst.
• Agrochemical Synthesis: Serves as a building block or catalyst in the production of herbicides, fungicides, and other crop protection agents.
• Phase-Transfer Catalyst (PTC): Facilitates reactions between reactants in immiscible phases, improving yield and efficiency in organic synthesis.
• Dye and Pigment Manufacturing: Acts as an intermediate in the production of certain sulfonated dyes and colorants.
• Polymer and Resin Modification: Employed to introduce ionic character or modify the properties of specialty polymers.
• Research & Development: A valuable reagent in laboratory-scale organic chemistry and process development for new chemical entities.
• Electrolyte Component: Investigated for use in specialized electrochemical applications and battery research.

Basic Information

Product Name	Potassium Toluene-4-Sulphonate
CAS No.	16106-44-8
Molecular Formula	C7H7KO3S
Molecular Weight	210.29 g/mol
Synonyms	Potassium p-Toluenesulfonate; 4-Methylbenzenesulfonic Acid Potassium Salt; p-Toluenesulfonic Acid Potassium Salt; Potassium Tosylate; Tosic Acid Potassium Salt; Potassium 4-Methylbenzenesulfonate; PTPS; KOTs
EINECS	240-289-1

Quality Control

Our Potassium Toluene-4-Sulphonate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for purity, identity, and performance. Certificates of Analysis (COA) documenting key parameters are provided with every shipment to guarantee traceability and compliance with your quality requirements.

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 to prevent moisture absorption, which can affect product quality and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition (Sulfated Ash)	Report
Solubility (in Water)	Clear, colorless solution

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