作者:Pengtao Zhang、Yongguang Wang、Ruiyang Bao、Tuoping Luo、Zhen Yang、Yefeng Tang
DOI:10.1021/ol2029433
日期:2012.1.6
Enantioselective total syntheses of katsumadain and katsumadain C were achieved concisely through a biomimetic approach. Assembly of styryl-2-pyranone (3) and monoterpene 6 via acid-promoted regio- and stereoselective C–C bond formation afforded katsumadain (2), which underwent the photoinduced [2 + 2] dimerization in a head-to-tail mode to furnish katsumadain C (1).
通过仿生方法简明地实现了胜肽和胜肽C的对映选择性合成。通过酸促进的区域和立体选择性C–C键形成的苯乙烯-2-吡喃酮(3)和单萜6的组装提供了胜马丹(2),其以从头到尾的方式经历了光诱导的[2 + 2]二聚化。提供katsumadain C(1)。