Chinese Name: Dodecylbenzenesulphonic acid Also Known As: Linear alkylbenzenesulphonic acid Foreign Name: Dodecylbenzenesulphonic acid CAS No: 27176-87-0 EINECS No: 248-289-4 Molecular Formula: C18H30O3S Molecular Weight: 326.49 Density: 1.06 g/mL Melting Point: 10°C Boiling Point: 315°C Appearance: Brown viscous liquid. Solubility: Soluble in water; insoluble in common organic solvents. Uses: 1. Can be used as a curing catalyst for amino baking paints and in the formulation of various liquid and solid detergents. 2. Used as a raw material for detergents, producing ammonium, sodium, and calcium salts of alkylbenzenesulphonic acid. 3. Also directly used in various detergent and cosmetic formulations. Due to its stability in acidic solutions and excellent cleaning properties, it is commonly used in the preparation of acidic solution detergents such as toilet cleaners.