107-87-9 2-Pentanone 2-Pentanone (natural) 4-01-00-03271 (Beilstein Handbook Reference) AI3-32118 BRN 0506058 EINECS 203-528-1 Ethyl acetone Ethylacetone FEMA No. 2842 FEMA Number 2842 HSDB 158 METHYL PROPYL KETONE Methyl n-propyl ketone Methyl propyl ketone [UN1249] [Flammable liquid] Methyl-propyl-cetone [French] Methylpropyl ketone Metylopropyloketon [Polish] NSC 5350 Propyl methyl ketone UN1249