1. Enantioselective Synthesis of Functionalized Tropanes by Rhodium(II) Carboxylate-Catalyzed Decomposition of Vinyldiazomethanes in the Presence of Pyrroles
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3. [4 + 3] Cycloaddition of a trimethylenemethane fragment. An approach to polyhydroazulenes
4. Efficient preparation and thermal rearrangement of β-(2-vinylcyclopropyl)-α,β-unsaturated ketones. Convenient cycloheptane annelations.