(2,3-Dihydroxypropyl)bis(2-cyanethyl)amine 2,3-Dihydroxypropylbis(2'-cyanoethyl)amine 3,3'-((2,3-Dihydroxypropyl)imino)bispropiononitrile 4220-30-8 EINECS 224-162-9 Propanenitrile, 3,3'-((2,3-dihydroxypropyl)imino)bis-