1,2-Propanediol, 3-(dimethylamino)- 3-(Dimethylamino)-1,2-propanediol 3-Dimethylaminopropane-1,2-diol 623-57-4 98923-15-0 AI3-15482 Dimethylamino-2,3-propanediol EINECS 210-802-4 NSC 8655