1-Hydroxyethyl methyl ketone 2,3-Butanolone 2-01-00-00870 (Beilstein Handbook Reference) 2-Butanone, 3-hydroxy- 2-Hydroxy-3-butanone 3-Hydroxy-2-butanone 513-86-0 52217-02-4 ACETOIN AI3-03314 Acethoin Acetoin (natural) Acetyl methyl carbinol Acetyl methyl carbinol [UN2621] [Flammable liquid] Acetylmethylcarbinol BRN 0385636 Butan-2-ol-3-one CCRIS 2918 Dimethylketol EINECS 208-174-1 FEMA No. 2008 HSDB 974 Methanol, acetylmethyl- NSC 7609 UN2621 gamma-Hydroxy-beta-oxobutane