Enantioselective Synthesis of (-)-Vertinolide.
作者:Keizo MATSUO、Yusuke SAKAGUCHI
DOI:10.1248/cpb.45.1620
日期:——
(-)-Vertinolide, a β-tetronic acid derivative isolated from Verticillium intertextum as one of the mycotoxins, was synthesized starting from (R)-lactic acid as the chiral source by using Seebach's chiral self-reproduction method. The β-tetronic acid moiety was constructed by reductive dehydroxylation of α, β-dihydroxybutanolide with samarium(II) iodide and subsequent oxdation.
(-)-Vertinolide是一种从间纹轮枝菌中分离出来的β-特窗酸衍生物,是一种真菌毒素,以(R)-乳酸为手性源,采用Seebach手性自我复制方法合成。 β-特窗酸部分是通过用碘化钐(II)对α,β-二羟基丁内酯进行还原脱羟基并随后氧化而构建的。