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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク Emde degradation ： ウィキペディア英語版 Emde degradation The Emde degradation (also called Emde-reaction or Emde-reduction) is a method for the reduction of a quaternary ammonium cation to a tertiary amine with sodium amalgam 〔 H. Emde. ''Ber deutsch chem Ges'' 42 (1909) p2590〕〔 W Pötsch. ''Lexikon bedeutender Chemiker'' (VEB Bibliographisches Institut Leipzig, 1989) (ISBN 3817110553 〕〔 M B Smith, J March. ''March's Advanced Organic Chemistry'' (Wiley, 2001) (ISBN 0-471-58589-0)〕 This organic reaction was first described in 1909 by the German chemist Hermann Emde and was for a long time of great importance in structure elucidation of many alkaloids, for example that of ephedrine. Alternative reducing agents exist for this reaction; for instance, lithium aluminium hydride. ==See also == * Related reactions are the Hofmann elimination and the Von Braun reaction 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Emde degradation」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.