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机译:An alpha-Cyclopropanation of Carbonyl Derivatives by Oxidative Umpolung
Univ Vienna, Inst Organ Chem, Wahringer Str 38, A-1090 Vienna, Austria;
Tohoku Univ, Dept Chem, Aoba Ku, Sendai, Miyagi 9808578, Japan;
amide activation; hypervalent iodine; non-classical carbocation; umpolung;