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In medicinal chemistry the chemist attempts to design and synthesize a medicine or a pharmaceutical agent which will benefit humanity. In the last century, the classical drugs were primarily discovered. Heterocyclic compounds represent an important class of biological active molecules. Specifically those containing quinoxaline derivatives have evoked considerable attention in recent years. They possess wide range of biological activities. Quinoxaline, also called a benzo-pyrazine, a ring complex made up of a benzene ring and a pyrazine ring. Numerous methods are available for the syntheses of...