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NO-2存在条件下冰相中对氯苯酚光转化机理

Hong-Jie GAO,Chun-Li KANG,Ping GUO,Xiao-Jian TANG,Xing-Juan LIU,De-Ming DONG

Chinese Journal of Applied Chemistry（2008）

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Abstract
以125 W高压汞灯为光源,在低温(-14～-12 ℃)条件下,研究了紫外光作用下,冰相中有亚硝酸盐存在时,0.8 mmol/L对氯苯酚(4-CP)的光转化反应. 结果表明,在180 min内,4-CP的转化率达到80%. 在此实验条件下,得到的主要产物为5-氯联苯-2,4'-二醇、苯酚、4-(4-氯-2-硝基苯氧)酚和4-氯-2-硝基酚. 由此推断,NO-2的存在能够改变4-CP在冰相中光转化的产物和机理.
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photoconversion,ice,parachlorophenol,mechanism,nitrite
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