Butanoic acid-2-propenyl ester, also known as allyl butanoate, is an ester formed from butanoic acid and allyl alcohol. It is a colorless liquid with a fruity odor, commonly found in various fruits and used in flavoring and fragrance applications. The compound is known for its pleasant aroma, making it a popular choice in the food industry for flavor enhancement. It also has applications in the cosmetic industry due to its scent. Its chemical properties include being a volatile compound, which contributes to its aroma. In culinary contexts, it can impart a fruity flavor to dishes, enhancing sensory experiences. Additionally, it is of interest in health-related studies for its potential benefits and applications in food safety.