Other names: Corey-Bakshi-Shibata catalyst, Itsuno-Corey oxazaborolidine, (R/S)-(+/-)-2-Methyl-CBS-oxazaborolidine, (3aR)-1-methyl-3,3-diphenyltetrahydro-1H,3H-pyrrolo[1,2-c][1,3,2]oxazaborole