4-Dodecylbenzenesulfonic acid (CAS 121-65-3)

4-Dodecylbenzenesulfonic acid (4-DBSA) is an organic sulfonic acid. It belongs to the alkylbenzenesulfonic acid family, with a dodecyl chain attached to the benzene ring. 4-Dodecylbenzenesulfonic serves as a common surfactant in cell culture and tissue culture experiments, contributing to the establishment of a stable environment conducive to cell and tissue growth. Furthermore, 4-Dodecylbenzenesulfonic acid finds utility in various biochemical assays, including enzyme activity assays, protein binding assays, and immunoassays. Its involvement extends to the synthesis of diverse organic compounds, such as peptides, polymers, and lipids. The mechanism of action of 4-Dodecylbenzenesulfonic acid predominantly relies on its surfactant properties. Acting as a surfactant, it effectively reduces surface tension and enhances the solubility of molecules in aqueous solutions. This characteristic facilitates the diffusion of molecules across cell membranes, which is for numerous biochemical and physiological processes. Additionally, 4-Dodecylbenzenesulfonic acid exhibits the ability to interact with proteins and lipids, potentially influencing the activity of enzymes and other proteins.