The book provides a comprehensive method for the synthesis and characterization of tetraaza and hexa aza macrocyclic complexes bearing nitrogen as donor or biting centers. Its contents are written clearly and are easily accessible by anyone, from the beginner to the seasoned veteran. Accompanied by necessary Schemes and Tables, it can be a valuable and authoritative source of information for the researchers. This book builds a solid foundation in the general principles of synthesis of macrocyclic complexes and proceeds to a thorough characterization of the synthesized complexes using sophisticated instruments.