.alpha.,.beta.-Dihydroxypropionaldehyde 2,3-Dihydroxypropanal 2,3-Dihydroxypropionaldehyde 367-47-5 DL-GLYC DLG GLYCERALDEHYDE Glyceric aldehyde Glycerinaldehyde Glycerinformal Glycerose NSC67934 Propanal, 2,3-dihydroxy- Propionaldehyde, 2,3-dihydroxy- U 1188 WLN: VHYQ1Q