头孢曲松氯化消毒转化产物鉴定及机理研究

李立平, 魏东斌, 杜宇国. 头孢曲松氯化消毒转化产物鉴定及机理研究[J]. 环境化学, 2013, 32(7): 1328-1334. doi: 10.7524/j.issn.0254-6108.2013.07.028
引用本文: 李立平, 魏东斌, 杜宇国. 头孢曲松氯化消毒转化产物鉴定及机理研究[J]. 环境化学, 2013, 32(7): 1328-1334. doi: 10.7524/j.issn.0254-6108.2013.07.028
LI Liping, WEI Dongbin, DU Yuguo. Transformation of ceftriaxone in chlorination process: Products identification and transformation pathways[J]. Environmental Chemistry, 2013, 32(7): 1328-1334. doi: 10.7524/j.issn.0254-6108.2013.07.028
Citation: LI Liping, WEI Dongbin, DU Yuguo. Transformation of ceftriaxone in chlorination process: Products identification and transformation pathways[J]. Environmental Chemistry, 2013, 32(7): 1328-1334. doi: 10.7524/j.issn.0254-6108.2013.07.028

头孢曲松氯化消毒转化产物鉴定及机理研究

  • 基金项目:

    国家自然科学基金项目(21077123, 20877090, 50938004)资助.

Transformation of ceftriaxone in chlorination process: Products identification and transformation pathways

  • Fund Project:
  • 摘要: 以头孢曲松为目标化合物,探索其在氯消毒处理中的转化机理.结果显示头孢曲松在氯化处理中主要发生两种反应,一种为氧化反应,另一种为氯化反应.头孢曲松分子中的硫醚官能团经氧化生成亚砜产物,消毒剂中的氯原子与噻唑环中的4-C原子发生亲电取代反应生成氯代产物.更为重要的是,本研究还探讨了低浓度头孢曲松在环境水体基质中的氯化转化特征,结果表明,本文所推测的反应机理在含头孢曲松的实际环境水样的氯化处理中同样发生.
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  • 收稿日期:  2013-02-28
李立平, 魏东斌, 杜宇国. 头孢曲松氯化消毒转化产物鉴定及机理研究[J]. 环境化学, 2013, 32(7): 1328-1334. doi: 10.7524/j.issn.0254-6108.2013.07.028
引用本文: 李立平, 魏东斌, 杜宇国. 头孢曲松氯化消毒转化产物鉴定及机理研究[J]. 环境化学, 2013, 32(7): 1328-1334. doi: 10.7524/j.issn.0254-6108.2013.07.028
LI Liping, WEI Dongbin, DU Yuguo. Transformation of ceftriaxone in chlorination process: Products identification and transformation pathways[J]. Environmental Chemistry, 2013, 32(7): 1328-1334. doi: 10.7524/j.issn.0254-6108.2013.07.028
Citation: LI Liping, WEI Dongbin, DU Yuguo. Transformation of ceftriaxone in chlorination process: Products identification and transformation pathways[J]. Environmental Chemistry, 2013, 32(7): 1328-1334. doi: 10.7524/j.issn.0254-6108.2013.07.028

头孢曲松氯化消毒转化产物鉴定及机理研究

  • 1. 环境化学与生态毒理学国家重点实验室,中国科学院生态环境研究中心, 北京, 100085
基金项目:

国家自然科学基金项目(21077123, 20877090, 50938004)资助.

摘要: 以头孢曲松为目标化合物,探索其在氯消毒处理中的转化机理.结果显示头孢曲松在氯化处理中主要发生两种反应,一种为氧化反应,另一种为氯化反应.头孢曲松分子中的硫醚官能团经氧化生成亚砜产物,消毒剂中的氯原子与噻唑环中的4-C原子发生亲电取代反应生成氯代产物.更为重要的是,本研究还探讨了低浓度头孢曲松在环境水体基质中的氯化转化特征,结果表明,本文所推测的反应机理在含头孢曲松的实际环境水样的氯化处理中同样发生.

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