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Eine gemeinsame Synthesestrategie für vier Hasubanan‐Alkaloide, darunter auch das abgebildete Hasubanonin, beschreiben S. B. Herzon et al. in ihrer Zuschrift auf S. 9025 ff. Bei diesem Ansatz wird 5‐Trimethylsilylcyclopentadien als stabilisierendes stereochemisches Element eingesetzt. Diese Gruppe legt die Absolutkonfiguration der Produkte fest und lässt sich thermisch entfernen, wobei um etwa 80...
A new genus and speciesMonogereion carajensis and a new species ofAgeratum, A. glomemtum, are described from Para, Brazil. The relationships of the new genus and species are discussed.
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