Book describes an overview on Heterocyclic compounds. Among the heterocycles, fused-heterocycles represent a dynamic class of organic compounds with notable medicinal and agrochemical properties. These privileged structure exhibit broad spectrum of pharmacological and biological activities including antiviral, antifungal, anticancer, antimycobacterial, antiulcer, antitumor, anti-HIV, antianxiety, antihistamine, anti-inflammatory, analgesic, antileishmanial, genotoxic, anticonvulsant, hyponotics, anthelmintic, herbicidal, insecticidal, anticorrosive, antioxidant, dyestuff and flavoring agents.
