Synthesis of C-13 Oxidised Cuparene and Herbertane Sesquiterpenes via a Paternò-Büchi Photocyclisation-Oxetane Fragmentation Strategy: Total Synthesis of 1,13-Herbertenediol
Photomediated asymmetric synthesis of (–)-cupareneElectronic supplementary information (ESI) available: experimental procedures and data including copies of 1H-NMR and 13C-NMR spectra for all new compounds, and NOESY spectra for compounds 9, 10, 11, 15 and 16. See http://www.rsc.org/suppdata/cc/b3/b300815k/