CH_3C(O)O_2+HO_2反应机理的理论研究
摘要
用量子化学密度泛函方法,在B3LYP/6—31+G(d,p)和B3LYP/6—311++G(d,p)水平上研究了乙酰过氧自由基(CH_3C(O)O_2)和氢过氧自由基(HO_2)的反应机理。研究表明,该反应是在单、三态势能面上的多通道反应。三重态的势能面低于单重态的势能面。各反应的通道入口存在以氢键结合的松散络合物。该反应体系的主要产物是过乙酸,它将进一步分解释放OH自由基。
基金
国家自然科学基金(批准号:20373007)
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