Sj. O'Connor et al., Use of sequential intramolecular Heck cyclizations for preparing bicyclo[3.2.1]octane fragments of tetracyclic stemodane and stemarane diterpenes, SYNLETT, 2001, pp. 1009-1012
Use of an intramolecular bis-Heck cyclization to furnish the BCD ring syste
ms of tetracyclic diterpenes of the stemodane and stemarane families is dis
closed.