出典:Wiktionary
出典:『Wiktionary』 (2026/01/17 04:06 UTC 版)
butanone (countable and uncountable, plural butanones)
出典:Wikipedia
出典:『Wikipedia』 (2011/07/27 01:29 UTC 版)
Butanone, also known as methyl ethyl ketone or MEK, is an organic compound with the formula CH3C(O)CH2CH3. This colorless liquid ketone has a sharp, sweet odor reminiscent of butterscotch and acetone. It is produced industrially on a large scale, and also occurs in trace amounts in nature. It is soluble in water and is commonly used as an industrial solvent.