Official course description: Principal classes of organic compounds, aliphatic and aromatic, class reactions and structural theory. Intended primarily for pre-healing arts, biological science, and health science students. Prereq: CHEM 404; 405;/or permission. Students receiving credit for CHEM 651-652 may not receive credit for either CHEM 545 or 547-548. CHEM 651 & 653 are co-requisites and must be taken together.