Decanoic acid is a fatty acid with ten carbon atoms in a linear chain structure. It is also known as capric acid, which is derived from the Latin word "capra," meaning goat, as it was first isolated from goat milk. Other synonyms for decanoic acid include n-decanoate, decylic acid, Caprinic acid, and decylic acid. This organic compound is often used as a food additive and is found in some foods like coconut oil, milk, and cheese. Decanoic acid has also been shown to have potential therapeutic effects, including antifungal and antibacterial properties. Despite its many names, decanoic acid remains a versatile and useful compound in various applications.