Modern chemistry online journals are Open Access online journal, which publishes original research, expert reviews/mini-reviews and thematic issues in all areas of medicinal chemistry and rational drug design. Modern chemistry online journals, a peer-reviewed journal are an important and reliable source of current information on developments in the field. The emphasis is on publishing quality papers rapidly and freely available to researchers worldwide. Frontiers in Drug, Chemistry and Clinical Research deals with the aspects of drug, Chemistry and research in clinical field. Medicinal chemistry is an international peer-reviewed journal with expedited processing times presenting the very latest research results related to novel and established drug molecules, the evaluation of new drug development. And Chemistry is a branch of science that involves the study of the composition, structure and properties of matter. Often known as the central science, it is a creative discipline chiefly concerned with atomic and molecular structure and its change, for instance through chemical reactions.