An Economical and Green Synthesis of Spiro[diindeno [1,2- b:2,1-e]pyridine-11,3-indoline]-trione Derivatives through Multi-Component Reaction by Br¢nsted Acidic Ionic Liquid Catalyst

Authors : Majid HERAVİ, Zeinab TEYMURİ, Narges KARİMİ, Yahya BEHESHTİHA, Niloofar TAVAKOLİ

Pages : 195-199

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Publication Date : 2015-06-22

Article Type : Research Paper

Abstract :Synthesis of spiro[diindenopyridine-indoline]-triones by one-pot condensation of 1,3-indandione, isatin and aniline by Brønsted acid ionic liquid insert ignore into journalissuearticles values(BAIL);,1-insert ignore into journalissuearticles values(4-sulfonicacid);butyl-3-methylimidazolium hydrogen sulfate insert ignore into journalissuearticles values([insert ignore into journalissuearticles values(CH 2 ); 4 SO 3 HMIM][HSO 4 ]);, as reusable and an economical catalyst in water under reflux condition.
Keywords : Water, Ionic liquid, Isatin, Aniline, 1, 3 indandione