An attempt to construct the C/D ring system of parkacine by intramolecular cycloaddition of azomethine ylide and alkyne

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An attempt to construct the C/D ring system of parkacine by intramolecular cycloaddition of azomethine ylide and alkyne

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作者：Wenxuan Zhang^&dagger ; ; Jiming Wang^&dagger ; ; Xihuan Luo ; Xiangbao Meng ; ^{xbmeng@bjmu.edu.cn" class="auth_mail" title="E-mail the corresponding author} ; Zhongjun Li ; ^{zjli@bjmu.edu.cn" class="auth_mail" title="E-mail the corresponding author}
关键词：Lycorine-type alkaloids ; Parkacine ; Intramolecular cycloaddition ; Azomethine ylide ; Imine&ndash ; enamine tautomerism
刊名：Tetrahedron Letters
出版年：2016
出版时间：4 May 2016
年：2016
卷：57
期：18
页码：1981-1984
全文大小：817 K

文摘

•: The total synthesis of parkacine has not been reported before.
•: The intramolecular cycloaddition was highly stereoselective.
•: A mechanism for the epimerization of phenyl substituted chiral carbon was proposed.

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