• Formation of heterocyclic rings containing nitrogen: Part XXVI—Condensation of pyridine 2, 3-diamine with aromatic aldehydes

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      Permanent link:
      https://www.ias.ac.in/article/fulltext/seca/085/04/0204-0209

    • Keywords

       

      Rabie; Aromatic Aldehyde; Heterocyclic Ring; Molar Proportion; Acetic Acid Medium

    • Abstract

       

      Preparation of 3-arylideneamino-2-aminopyridines (I), 2-aryl-1H-2, 3-dihydroimidazo (4, 5-b) pyridines (III) and 2-aryl-1H-imidazo (4, 5-b) pyridines (IV), by the condensation of pyridine-2, 3-diamine with aromatic aldehydes under different conditions is described.

    • Author Affiliations

       

      Pramod Kumar Dubey1 C V Ratnam1

      1. Department of Chemistry, Osmania University, Hyderabad - 500007
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