Efficient entry to bicyclic lactones via van Halban-White cyclizations
作者:Timothy A. Brandvold、William D. Wulff、Arnold L. Rheingold
DOI:10.1021/ja00160a063
日期:1990.2
The reactions of ketoalkynes with group 6 alkenylcarbene complexes give bicycliclactones whose formation can be interpreted to be the result of a vanHalban-White type double-cyclization of cross-conjugated ketenes of the type 6
酮炔与第 6 组烯基卡宾配合物的反应产生双环内酯,其形成可以解释为 6 型交叉共轭烯酮的 van Halban-White 型双环化的结果