A new stereocontrolled, pyrylium-based route to conjugated dienynes: The first synthesis of carduusyne A
作者:Patchanee Charoenying、D. Huw Davies、Darren McKerrecher、Richard J.K. Taylor
DOI:10.1016/0040-4039(96)00153-0
日期:1996.3
A new stereocontrolled route to conjugateddienynes is described, utilising organometallic addition to pyrylium salts followed by Wittig homologation and dehydrohalogenation. The utility of this methodology is illustrated in the first total synthesis of the marine metabolite Carduusyne A.