One pot synthesis of pyridophenanthroline and pyrrolophenanthroline derivatives by regioselective reaction between 1,7-phenanthroline and dialkyl acetylenedicarboxylate: new fused heterocyclic compounds

Authors: MALEK TAHER MAGHSOODLOU, REZA HEYDARI, SAYYED MOSTAFA HABIBI KHORASSANI, BATOOL TAHAMI POUR, GHASEM MARANDI, FARHAD MAGHFURI

Abstract: 1,7-Phenanthroline reacts with dialkyl acetylenedicarboxylate in a regioselective manner to give new macromolecules such as tetramethyl- 6aH-pyrido[1,2-i][1,7]phenanthroline-7,8,9,10-tetracarboxylate and trialkyl pyrrolo[1,2-i][1,7]phenanthroline-7,8,9-tricarboxylate derivatives.

Keywords: 1,7-Phenanthroline, tetramethyl-6aH-pyrido[1,2-i][1,7] phenanthroline-7,8,9,10-tetracarboxylate, trialkyl pyrrolo[1,2-i] [1,7]phenanthroline-7,8,9-tricarboxylate derivatives, regioselective cycloaddition reaction

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