A novel anthraquinone annelation. A new approach to aklavinones.
作者:Zareen Ahmed、Michael P. Cava
DOI:10.1016/s0040-4039(01)92469-4
日期:——
1-Hydroxyanthraquinone has been annelated to a tetracyclic ketoester containing the major structural features of 4-deoxyaklavinone. The cyclization of the A-ring involves the first case of an anionic alkylation of an anthraquinone at a position which is not ortho to a phenolic function.