Acetoin (513-86-0)

About Acetoin (513-86-0)

Acetoin (3-hydroxy-2-butanone) is a naturally occurring organic compound widely used in food, fragrance, and chemical industries. It appears as a colorless liquid with a pleasant, buttery odor, often found in fermented products like yogurt, butter, and beer. Acetoin is produced by microorganisms during fermentation and serves as a key flavoring agent, imparting creamy, dairy-like notes to foods and beverages. Industrially, it is used as a precursor in chemical synthesis, including pharmaceuticals and fine chemicals. Its versatility, mild aroma, and natural origin make acetoin valuable in flavor formulations, fragrance blends, and biotechnological applications across multiple industries.

Versatile Applications in Food and Fragrance

Acetoin's pleasing buttery scent makes it a popular choice in the flavor and fragrance industries. It is employed to impart a rich taste to dairy products, baked goods, and beverages, while also enhancing perfumes and aromatic blends.


Physical and Chemical Properties

This liquid compound exhibits a colorless appearance and a gentle, buttery aroma. With a melting point of 15C (monomer) and 90C (dimer) and solubility in ether, Acetoin readily integrates into various production processes across multiple sectors.