Flash vacuum pyrolysis of vinylogous aminomethylene derivatives of Meldrum's acid leads to new cyclisation reactions; one additional double bond results in the formation of 1H-azepin-3(2H)-ones, while two additional double bonds lead to benzamide derivatives.
快速真空热解Meldrum酸的
乙烯基氨基亚甲基衍
生物会导致新的环化反应;一个另外的双键导致形成1 H -azepin-3(2 H)-one,而另外两个双键导致生成苯甲酰胺衍
生物。