Description

Ammonium Toluenesulphonate is the ammonium salt of p-toluenesulfonic acid, a versatile organic salt widely used in industrial synthesis and formulation. This compound is valued for its role as a mild acid catalyst and a water-soluble source of the tosylate anion, which is crucial in various chemical transformations. Key industries that utilize this chemical include pharmaceuticals, agrochemicals, dyes, and polymer production, where it serves as an intermediate, catalyst, or buffering agent.

Application

• As a mild acid catalyst or buffering agent in organic synthesis and pharmaceutical manufacturing.
• Intermediate in the production of dyes, pigments, and specialty chemicals.
• Component in electroplating baths and surface treatment formulations.
• Used in the synthesis of agrochemicals and pesticide formulations.
• As a catalyst or co-catalyst in polymerization reactions for resins and plastics.
• Potential use in photographic chemicals and developer solutions.
• Research and development applications in academic and industrial laboratories.
• Formulation additive in cleaning products and industrial detergents.

Basic Information

Product Name	Ammonium Toluenesulphonate
CAS No.	26447-09-6
Molecular Formula	C7H11NO3S
Molecular Weight	189.23 g/mol
Synonyms	Ammonium p-Toluenesulfonate; Ammonium Tosylate; 4-Methylbenzenesulfonic acid ammonium salt; p-Toluenesulfonic acid ammonium salt; Ammonium 4-methylbenzenesulphonate; Tosic acid ammonium salt; ATS; Ammonium toluene-4-sulphonate
EINECS	247-722-4

Quality Control

Our Ammonium Toluenesulphonate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and composition. A comprehensive Certificate of Analysis (COA) is provided with every shipment, detailing key parameters such as assay, moisture content, and impurity profiles. We are committed to consistent quality and supply reliability for your critical B2B applications.

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. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0 %
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1 %
pH (5% solution)	5.0 - 7.0
Solubility	Freely soluble in water

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