107-89-1 115827-11-7 3-Butanolal 3-Hydroxybutanal 3-Hydroxybutyraldehyde 4-01-00-03984 (Beilstein Handbook Reference) ACETALDOL AI3-18874 Aldol Aldol [UN2839] [Poison] BRN 1735845 Butanal, 3-hydroxy- Butyraldehyde, 3-hydroxy- EINECS 203-530-2 HSDB 2663 NSC 7610 Oxybutanal Oxybutyric aldehyde UN2839 beta-Hydroxybutyraldehyde