guanacastepene
National Institutes of Health
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Heating a 2,5-furanocyclic (2-azidoethyl)allene initiates a cascade reaction comprising azide-allene cycloaddition, loss of…
The guanacastepenes are a family of 15 diterpenes that share a common 5-6-7 tricyclic core, which is decorated with quaternary…
Transition metal-catalyzed carbon-carbon bond formation is an efficient method to rapidly increase molecular complexity via…
A total synthesis of the structure corresponding to the novel tricyclic diterpene guanacastepene C has been realized in which a…
Construction of the [5-7-6] tricyclic core of guanacastepenes was attempted by using the intramolecular Diels-Alder (IMDA…
Dicobalt hexacarbonyl alkyne complexes have been used in organic syntheses to
generate complex organic molecules, with the aim of…
[reaction: see text] This Letter describes a concise, diastereoselective synthesis of the tricyclic carbon framework of the…
[reaction: see text] A 12-step synthesis of 26, the functionalized hydroazulenone ring of guanacastepene (1), has been completed…
[reaction: see text] A concise, four-step conversion of 2-methylcyclopentenone to hydroazulene 2 is described. An alternative…