A concise stereoselective total synthesis of (+)-artemisinin

A protective group free, concise, and stereoselective total synthesis of (+)-artemisinin, starting from readily available (R)-(+)-citronellal, is described. Asymmetric 1, 4-addition, Aldol condensation, Ene reaction, regioselective hydroboration are the key steps involved in the total synthesis of the target molecule.