Takamasa Kawamura, Yasuaki Kawaguchi, Katsuya Sugikubo, Fuyuhiko Inagaki, Chisato Mukai
Abstract
Abstract The RhI‐catalyzed intramolecular [5+2–2]‐type cycloisomerization of allene–allenylcyclopropanes was developed. In this reaction, ethylene was liberated from the cyclopropane ring to afford the 1,5,6,7‐tetrahydroazulene skeletons.
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Abstract The RhI‐catalyzed intramolecular [5+2–2]‐type cycloisomerization of allene–allenylcyclopropanes was developed. In this reaction, ethylene was liberated from the cyclopropane ring to afford the 1,5,6,7‐tetrahydroazulene skeletons.
Key concepts: Cycloisomerization, Allene, Rhodium, Chemistry, Catalysis, Stereochemistry, Organic chemistry