Lecture, one hour; laboratory, four hours. Requisites: courses 30A (or 30AH), 30AL and 30B, with grades of C- or better. Basic experimental techniques in organic synthesis (performing reactions, monitoring reactions, and conducting purifications) and spectroscopy (IR, NMR, mass spectrometry). Synthesis of known organic molecules on microscale level with focus on societal applications. P/NP or letter grading.