Construction of chiral quaternary carbon
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Yasuhiro Yamashita; Kazunori Odashima; Kenji Koga
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Article
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1999
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Elsevier Science
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French
โ 217 KB
Enantioselective asymmetric alkylation of achiral lithium enolates mediated by chiral tetradentate amine ligands is achieved to give chiral quaternary carbon centers. Turnover of a chiral tetradentate amine in the presence of an achiral bidentate amine during the reaction is also realized.