Diels-Alder Cycloaddition: Sinupol (Ota/Miyaoka), trans-α-Himachalene (Bach), Laurencenone C (List), Lamellodysidine A (Sugita), Kingianin A (Zhao/Chen/Lu), Sordaricin (Houk/Tang)
Sinupol (3), isolated from the soft coral Sinularia polydactyla, showed moderate inhibitory activity toward protein tyrosine phosphatase 1B. Koichiro Ota and Hiroaki Miyaoka of the Tokyo University of Pharmacy and…