出典:Wiktionary
出典:Wikipedia
出典:『Wikipedia』 (2011/06/22 11:25 UTC 版)
Propionaldehyde or propanal is the organic compound with the formula CH3CH2CHO. It is a saturated 3-carbon aldehyde and is a structural isomer of acetone. It is a colourless liquid with a slightly irritating, fruity odour.