A Simple Synthetic Approach to Trachylobane, Beyerane, and Atisane Diterpenoids from Carvone
作者:Antonio Abad、Consuelo Agulló、Ana C. Cuñat、Ismael Navarro、M. Carmen Ramírez de Arellano
DOI:10.1055/s-2001-11401
日期:——
A stereoselective general synthetic approach to trachylobane-, beyerane-, and atisane-type polycyclic diterpenoids from carvone is described. Key steps in this approach are an IMDA reaction, an intramolecular diazo ketone cyclopropanation of an unsaturated ketone, and a controlled regioselective opening of a cyclopropyldiketone moiety.
描述了一种从香芹酮出发,合成三环二萜类化合物(包括trahylobane型、beyerane型和atisane型)的立体选择性通用方法。该方法的关键步骤包括IMDA反应、不饱和酮的分子内重氮酮环丙烷化反应以及环丙烷二酮部分的受控区域选择性开环反应。