Cyclohexane is an organic compound with a chemical formula C6H12. It is a colorless liquid with a pungent odor, insoluble in water, and soluble in most organic solvents such as ethanol, ether, benzene, and acetone. Cyclohexyl fragments are a common structure in both natural and synthetic drugs. It can be used as both core structure and part of achiral side chain.
Benzoxazines are a type of heterocyclic compounds consisting of benzene and oxazine rings. Benzoxazine research is developing rapidly because of the many potential applications of the materials.