Antarafacial role of an aromatic nucleus; a novel regiospecific [π4a + π2a] intramolecular cycloaddition of the ene-ketene with an aromatic ring
作者:Masayuki Kuzuya、Fumio Miyake、Takachiyo Okuda
DOI:10.1016/s0040-4039(00)78834-4
日期:1980.1
The thermally generated ene-ketene undergoes a facile and regiospecific intramolecular cycloaddition with N,N-dimethylaniline to result in the novel formation of the azulenone derivative via a norcaradiene intermediate.