The aromatic electrophilic substitution reaction was studied using nmr for the first time . On the base of substituents effects on the benzene , the orientation effect and reactivity was analysised quantitatively . This method may mostly predict the aromatic electrophilic substitution reaction .
Abstract : the aromatic electrophilic substitution reaction was studied using nmr for the first time . On the base of substituents effects on the benzene , the orientation effect and reactivity was analysised quantitatively . This method may mostly predict the aromatic electrophilic substitution reaction .