Biomimetic Synthesis of Azorellolide via Cyclopropylcarbinyl Cation Chemistry

被引:2
作者
Artzy, Jordan Y. [1 ]
Tantillo, Dean J. [2 ]
Trauner, Dirk H. [1 ]
机构
[1] Univ Penn, Dept Chem, Philadelphia, PA 19104 USA
[2] Univ Calif Davis, Dept Chem, Davis, CA 95616 USA
基金
美国国家科学基金会;
关键词
DENSITY FUNCTIONALS; CARBON SKELETON; BICYCLOBUTONIUM; INTERCONVERSION; BIOSYNTHESIS; INTERMEDIATE; DITERPENES;
D O I
10.1021/jacs.4c14664
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A concise synthesis of the complex diterpene azorellolide, inspired by speculations on biosynthetic cationic cascades, is presented. The approach, guided by computation, relies on the intramolecular interception of a cyclopropylcarbinyl cation by an appended carboxylate. The successful execution of this strategy was achieved through acid-catalyzed isomerization of a beta-lactone in competition with a type I dyotropic rearrangement.
引用
收藏
页码:78 / 83
页数:6
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