👉 The term "ethaldehyde" is a chemical compound that has been historically used in medicine and chemistry to treat a variety of diseases. It is a type of ketone produced by the breakdown of certain amino acids, including histidine (HIS). The chemical formula for ethaldehyde is C6H12O4, which means it contains six carbon atoms, twelve hydrogen atoms, and four oxygen atoms. Ethaldehyde has been used in various treatments over time, including treating a variety