Ethyl undecanoate is a class of esters consisting of long-chain straight-chain fatty acids, undecanoic acid, esterified with ethanol. The compound has a fruity smell and is commonly used as a flavoring in foods such as baked goods, candy and beverages. It is also used as a fragrance ingredient in personal care products and as a lubricant or plasticizer in various industrial applications. In addition, Ethyl undecanoate can be used as a starting material for the synthesis of other organic compounds.