nucleophiles. The kinetic results arecompared with those of the benzylaminolysis of O,O-diphenyl Z-S-aryl phosphorothioates.Key Words : Phosphoryl transfer reaction, Benzylaminolysis, O,O-Diethyl Z- S-aryl phosphorothioate, Cross-interaction constant, Concave downward free energy correlationIntroductionThe various phosphoryl and thiophosphoryl transfer reac-tions have been studied kinetically by this lab: anilinolysis
= 0.91,强碱性亲核试剂。提出的反应机理是一个逐步过程,其中限速离去基团从
中间体中排出,包括强碱性亲核试剂的背面亲核攻击和弱碱性亲核试剂的正面攻击。与O,O-二
苯基Z-S-芳基
硫代磷酸酯的苄
氨解动力学结果进行了比较。关键词:
磷酰基转移反应, 苄
氨解,
O,O-二乙基Z-S-芳基
硫代磷酸酯, 交叉相互作用常数, 凹下自由能相关介绍本实验室对各种
磷酰基和
硫代
磷酰基转移反应进行了动力学研究:
苯胺分解,