1-Hexen-3-one is primarily utilized in the flavor and fragrance industry due to its unique green, leafy, and slightly fruity aroma. It is often incorporated into formulations to enhance or replicate natural scents in perfumes, cosmetics, and personal care products. Additionally, it is used in food flavoring to impart fresh, green notes to various edible products. Its chemical properties also make it a valuable intermediate in organic synthesis, particularly in the production of more complex molecules for industrial applications.