Ethanal, also known as ACETALDEHYDE, is an organic compound with the chemical formula CH3CHO. It is an aldehyde, which is a type of organic compound that contains a carbonyl group (C=O) bonded to two hydrogen atoms. Ethanal is a colorless, flammable liquid with a pungent odor. It is produced naturally in small amounts in the body and is also found in some foods and beverages. It is used in the production of various chemicals, such as acetic acid, and is also used as a flavoring agent in food and beverages.