1,3-Indandione, 2-(4-dimethylaminophenylmethylene) 1,3-Indandione, 2-(p-dimethylaminobenzylidene)- 1H-Indene-1,3(2H)-dione, 2-((4-(dimethylamino)phenyl)methylene)- (9CI) 2-(4-Dimethylaminobenzylidene)-1,3-indandione 21889-13-4 3-14-00-00505 (Beilstein Handbook Reference) BRN 2216466 NSC 86434