2-HYDROXYPROPENENITRILE, 2-Hydroxy-but-3-ennitril, 3-Butenenitrile,2-hydroxy, Acrolein cyanohydrin, 3-cyano-3-hydroxy-1-propene, acrolein cyanhydrin, 2-hydroxy-but-3-enenitrile, acrolein cyanhydrine, Vinylglycolonitrile, 2-Propenal,cyanohydrin, 2-Hydroxy-3-butenenitrile, 1-cyano-1-hydroxy-2-propene, 2-Hydroxy-3-butenylnitrile