Sodium p-Toluene Sulfonate (STS), identified by CAS number 657-84-1, is a compound whose chemical properties underpin its wide range of industrial and consumer applications. Understanding its molecular structure, formula, and characteristic behaviors is crucial for formulators and chemists seeking to leverage its capabilities effectively. NINGBO INNO PHARMCHEM CO.,LTD., a leading manufacturer from China, is dedicated to producing STS with precisely defined chemical characteristics.

The chemical identity of Sodium p-Toluene Sulfonate is defined by its molecular formula C7H7NaO3S and a molecular weight of approximately 194.18 g/mol. This organic sodium salt is derived from p-toluenesulfonic acid. The presence of the sulfonate group (-SO3Na) and the methyl group on the benzene ring imparts specific solubility and surface-active properties to the molecule. Typically appearing as a white powder, its purity, often specified at 98%, is critical for predictable performance in applications such as detergents and industrial cleaning solutions. The chemical behavior of STS is largely influenced by its hydrophilic sulfonate head and its somewhat hydrophobic aromatic ring structure, classifying it within the broader category of surfactants or hydrotropes.

As a hydrotrope, Sodium p-Toluene Sulfonate exhibits the unique ability to increase the solubility of sparingly soluble organic compounds in aqueous solutions. This property is fundamental to its use in concentrated liquid formulations, where it helps to prevent phase separation and maintain a clear, stable product. When manufacturers aim to buy Sodium p-toluene sulfonate, they are often seeking this precise solubilizing capability. The chemical interactions it facilitates are key to its function as a detergent additive, improving the dispersion of oils and dirt, and enhancing the overall cleaning action.

Beyond its role in detergents, the chemical properties of STS also lend themselves to other industrial processes. Its stability under various conditions and its ability to interact with different chemical species make it a valuable intermediate or additive. The understanding of uses of Sodium p-toluene sulfonic acid in different chemical reactions and formulations is continually expanding, driven by research into its molecular behavior. NINGBO INNO PHARMCHEM CO.,LTD. ensures that its production processes yield STS that consistently meets these exacting chemical specifications.

Furthermore, the physical form and handling of Sodium p-Toluene Sulfonate are also important scientific considerations. As a fine powder, proper handling procedures are necessary to avoid dust inhalation and ensure safety in industrial environments. Storage conditions, typically in a cool, dry place away from direct sunlight, are also important for maintaining its chemical integrity over time. Reliable suppliers like NINGBO INNO PHARMCHEM CO.,LTD. provide detailed technical data sheets that outline these crucial properties and handling guidelines.

In essence, the scientific foundation of Sodium p-Toluene Sulfonate, rooted in its molecular structure and chemical behavior, is the reason for its widespread utility. From enhancing detergent formulations to facilitating chemical processes, its properties make it a vital compound in the chemical industry. NINGBO INNO PHARMCHEM CO.,LTD. is committed to providing access to this scientifically valuable chemical, ensuring quality and performance for all its applications.