Changeable reactivity of ketyl radicals derived from 2-bromomethyl-2-(3-butenyl)benzocyclic-1-alkanones depending on electron transfer conditions employed |
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| Authors: | Hasegawa Eietsu Takizawa Shinya Iwaya Kazuki Kurokawa Miyuki Chiba Naoki Yamamichi Keiko |
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| Institution: | Department of Chemistry, Faculty of Science, Niigata University, Ikarashi-2 8050, Niigata 950-2181, Japan. ehase@chem.sc.niigata-u.ac.jp |
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| Abstract: | Photoinduced electron transfer reaction of 2-bromomethyl-2-(3-butenyl)benzocyclic-1-alkanones with amines afforded 5-exo radical cyclization products while electron transfer reaction with samarium diiodide produced cyclopropanols. |
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