Cosmetic additives: Due to its moisturizing and antioxidant properties, 5-butylbenzene-1,3-diol is often used as a skin care additive in cosmetics, which can help maintain skin moisture and delay aging.

Antibacterial agent: 5-butylbenzene-1,3-diol also has certain antibacterial properties and can be used to produce antibacterial hand sanitizers, shampoos, soaps and other products. It can effectively inhibit the growth of bacteria and fungi and help maintain cleanliness and hygiene.

Pharmaceutical intermediates: Due to its special chemical structure and properties, 5-butylbenzene-1,3-diol can be used as an intermediate in the synthesis of other organic compounds. It can be used to synthesize drugs, dyes, and organic materials, among others.

Laboratory reagent: 5-butylbenzene-1,3-diol is also commonly used as a laboratory reagent in organic synthesis reactions and research. It can be used to synthesize specific compounds or as a reaction catalyst.

Overall, 5-butylbenzene-1,3-diol is a versatile organic compound with a wide range of applications. It plays an important role in cosmetics, antibacterial products, medicine and laboratories.