Acetaldehyde(ethanol) An aldehyde, CH3CHO, that is an intermediate in the conversion of pyruvic acid to ethanol during the final stage of glycol sis during anaerobic respiration in plants.

• 乙醛：乙醛CH3CHO,在植物无氧呼吸的最后一个环节－糖酵解中把丙酮酸转化为乙醇的中间体。