Solvolysis and mutagenesis of n-acetoxy-n-alkoxybenzamides — evidence for nitrenium ion formation
作者:John J. Campbell、Stephen A. Glover、Colleen A. Rowbottom
DOI:10.1016/s0040-4039(00)98076-6
日期:——
Mutagenic N-acetoxy-N-butoxybenzamides undergo acid catalysed solvolysis in acetonitrile/water. Kinetic data and a Hammett σ+ correlation (ϱ=−1.4) indicate nitrenium ion formation in the rate determining step. Levels of mutagenicity mirror the rates of solvolysis suggesting nitrenium ion involvement.
致突变的N-乙酰氧基-N-丁氧基苯甲酰胺在乙腈/水中经历酸催化的溶剂分解。动力学数据和Hammettσ +相关性(ϱ = -1.4)表示速率确定步骤中形成了氮离子。致突变性水平反映了溶剂分解的速率,暗示了氮离子的参与。