Review of Related Literatures of Synthesis, Characterization and Therapeutic Evaluation of Sulphur, Nitrogen and Oxygen Containing Novel heterocyclic Compounds and their Antimicrobial Activities

All the synthesized compounds were identified using their IR, H NMR and mass spectral data. In many cases NMR and elemental
analysis data are employed to support the characterization. Review of related literature provides useful and necessary direction in
the field of research.