N
          N               N
         Pyridine      quinoline      Isoquinoline
                                 O   O
                O
                O                O
             -pyrone           -pyrone
            H            O
            N                          S
         1H-pyrrole     furan         thiophene
                             Lectures in Heterocyclic Chemistry 
           (Collected and organized by Prof. Dr. Adel Awadallah)
        • Text Book
        •Heterocyclic Chemistry, T. L. Gilchrist
        •  
        • Other Books and References 
        •*  Heterocyclic Chemistry, R. Gupta, M. Kumar, V. Gupta
        •*  Heterocyclic Chemistry, J. A. Joule, G. F. Smith
        •*  An Introduction to the  chemistry of Heterocyclic compounds, R.
        • M. Acheson
        •*  Comprehensive Heterocyclic Chemistry, edited by: A. R. Katritzky
        • and C. W. Rees
        •*  Journals in organic and heterocyclic chemistry such as
        •   J. Heterocyclic Chem.
        •   Heterocycles
        •   Molecules (open access journal)
        •   Synthetic communications
        •   J. Organic Chemistry
          Nomenclature of Heterocyclic Compounds 
      Systematic Nomenclature system:  (Hantzsch-Widman System)
      Fused Rings
             Naming Heteromonocycles
   Prefix (heterotoms, number, positions)      +        Stem (ring size + saturation)