Ethyl 4-hydroxybenzoate

　　Uses

　　Food industry: Used as a preservative in beverages, sauces, pastries, preserved fruits, and other foods. It can inhibit the growth of mold and yeast, extend the shelf life of food, and is typically used at a concentration of 0.05%-0.15% of the food mass.

　　Daily chemical industry: Used for the preservation of cosmetics such as face creams and lotions, as well as detergents like hand wash. It can replace traditional chemical preservatives such as sodium benzoate, helping to maintain product stability and extend shelf life.

　　Pharmaceutical industry: Widely used for antibacterial preservation in liquid and semi-solid preparations, such as eye drops and ointments. It prevents microbial contamination and ensures the quality and safety of the medication.

　　Other fields: In the chemical industry, it can be used to produce plastic antioxidants and coating preservatives; in the textile industry, it is used for antimicrobial finishing of textiles, such as towels and socks, imparting short-term antimicrobial properties to the fabric and inhibiting odor caused by microbial growth.

CAS NO: 120-47-8

EC NO: 204-399-4

Molecular Formula: C₉H₁₀O₃

Molecular Weight: 166.1739

Aliases: Ethylparaben; Ethyl 4-hydroxybenzoate; 4-Hydroxybenzoic acid ethyl ester;

Structural Formula: