Disodium 4-dodecyl-2-(4-sulfonatophenoxy)benzenesulfonate(CAS: 7575-62-4)

Disodium 4-dodecyl-2-(4-sulfonatophenoxy)benzenesulfonate is a white to off-white crystalline solid with a molecular weight of approximately 577.6 g/mol. It has a low solubility in water and is slightly soluble in organic solvents. The compound exhibits limited reactivity, being stable under normal conditions but sensitive to strong acids and bases. It is used as a stabilizer and surfactant in various applications.

Disodium 4-dodecyl-2-(4-sulfonatophenoxy)benzenesulfonate is synthesized through a multi-step process involving the sulfonation of a phenol derivative, followed by coupling with dodecylbenzenesulfonic acid. The reaction is typically catalyzed by sulfuric acid, with a yield of up to 85%. The process involves careful control of temperature and reaction time to achieve high selectivity and purity.

Disodium 4-dodecyl-2-(4-sulfonatophenoxy)benzenesulfonate is widely used in the pharmaceutical, polymer, and surfactant industries. It serves as a stabilizer, surfactant, and emulsifier in various applications, enhancing the performance of products in these sectors. Its use also extends to sensor and semiconductor technologies where its properties are utilized.

When handling Disodium 4-dodecyl-2-(4-sulfonatophenoxy)benzenesulfonate, appropriate personal protective equipment (PPE) should be worn, including gloves, goggles, and a lab coat. The compound should be stored in a cool, dry place, away from strong acids and bases. In case of spill, it should be cleaned up carefully with appropriate absorbent materials. Always refer to the Safety Data Sheet (SDS) for detailed handling and disposal information.