acetone Search Term: acetoneSource Category: ASSISTAcetone is on the Recommended Chemicals list for Australian schools. Synonyms: 2-propanone, dimethyl ketone, propan-2-one, propanone; CAS Number: 67-64-1; Signal Word: Danger. Tags: 67-64-12-propanonedimethyl ketonepropan-2-onepropanone