Methionol

Methionol is a chemical compound that is used in the flavor industry due to its potent, sulfurous, and fermented odor. It is a member of the thiol group of compounds, which are known for their strong and often unpleasant smells. Methionol is also found naturally in a variety of foods, including cheese, grapefruit, and onions.

Chemical Structure and Properties

Methionol, also known as 3-(Methylthio)propan-1-ol, has the chemical formula C4H10OS. It is a colorless liquid at room temperature and has a strong, sulfurous smell. The compound is soluble in water and can be mixed with alcohol and ether. It has a boiling point of 154-155 °C and a melting point of -80 °C.

Uses

Methionol is primarily used in the flavor industry. It is used to create or enhance the flavors of a variety of foods, including cheese, grapefruit, and onions. It is also used in the production of certain types of wine, where it contributes to the wine's aroma.

In addition to its use in the flavor industry, methionol is also used in the chemical industry as a precursor to other compounds. It is used in the synthesis of certain pesticides, as well as in the production of other flavor and fragrance compounds.

Safety

Like many other thiols, methionol has a strong and often unpleasant smell. However, it is generally considered safe for consumption in small amounts. The Food and Drug Administration (FDA) has classified methionol as "generally recognized as safe" (GRAS) when used in accordance with good manufacturing practices.

See Also

• Thiol
• Flavor industry
• Food and Drug Administration