ChemInform Abstract: α-Carbonyl Radical Cyclization Approach Toward Angular Triquinanes: Total Synthesis of Enantiomerically Pure (-)-5-Oxosilphiperfol-6-ene.

ChemInform Abstract: α-Carbonyl Radical

ChemInform Abstract: α-Carbonyl Radical Cyclization Approach Toward Spiro[4.4]nonene: Total Synthesis of Dimethyl Gloiosiphone A.

✍ Chin-Kang Sha; Wen-Yueh Ho 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 34 KB 👁 1 views

α-Carbonyl Radical Cyclization Approach Toward Spiro[4.4]nonene: Total Synthesis of Dimethyl Gloiosiphone A. -The title compound (VII) is prepared starting from cyclopentanone (I) via an α-carbonyl radical spirocyclization of iodo ketone (II) affording product (III) as the key step. Allylic oxidatio