Ethylene glycol isooctyl ether, with the chemical name 2-(2-ethylhexyl) ethanol, is a colorless and slightly fragrant organic compound. Its molecular formula is C10H22O2 and it is soluble in most organic solvents but sparingly soluble in water. In industry, it has a wide range of applications. As a solvent, it is widely used in paints, inks, adhesives, and cleaners due to its excellent solubility. Additionally, it can be used as a plasticizer in the plastic industry to enhance the flexibility of plastics; in the metal processing field, it serves as a lubricant to effectively reduce friction. Moreover, ethylene glycol isooctyl ether is also a surfactant in cosmetics and personal care products, as well as an important component in cleaners and detergents. Furthermore, it can be used as a chemical raw material in synthesis reactions and as a fixative in the production of fragrances to ensure the long-lasting stability of the fragrances.