The discovery of a complex-induced proximity effect and scope of regioselective ylide formation on acetal- and ketal-functionalized trialkylphosphine-derived phosphonium salts is explored as a route to homologated unsaturated carbonyl derivatives.

中文翻译：

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缩醛官能化三烷基鏻盐的区域选择性叶立德形成：扩展羰基同系化的范围

在缩醛和缩酮官能化的三烷基膦衍生的鏻盐上发现复合物诱导的邻近效应和区域选择性叶立德形成的范围被探索作为同系不饱和羰基衍生物的途径。