高等有机化学 教案 3 反应机理概述

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Mechanism,The order of events in going from reactant,to product.,An“event is a breaking of a bond,the making of a bond,or the simultaneous making and breaking of a bond.,Hammonds Postulate,If two states,as for example,a,transition state(TS),and an unstable,intermediate,occur,consecutively,during a reaction process and,have nearly the same energy content,their,interconversion will involve only a small,reorganization of the molecular structures.,