1H NMR: a tool to study the fate of pollutants in the environment

Nicolas Haroune, Bruno Combourieu, Pascale Besse, Martine Sancelme, Anne-Marie Delort
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引用次数: 10

Abstract

In situ 1H NMR, directly performed on biological fluids is a very powerful tool to study the fate of pollutants in the environment. The biodegradation of 2-aminobenzothiazole by Rhodococcus rhodochrous was monitored by reverse phase HPLC and by in situ 1H NMR, methods performed directly on culture media without purification. The xenobiotic was biotransformed into a hydroxylated derivative. The chemical structure of this metabolite was determined by a long-range 1H–15N heteronuclear shift correlation without any previous 15N enrichment of the compound. This approach allowed the assignment of the metabolite structure to 2-amino-6-hydroxybenzothiazole.

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1H NMR:一种研究环境中污染物命运的工具
直接在生物流体上进行的原位1H NMR是研究环境中污染物命运的非常有力的工具。采用反相高效液相色谱法(HPLC)和原位核磁共振(1H NMR)监测红球菌(Rhodococcus rhodochrous)对2-氨基苯并噻唑(2-氨基苯并噻唑)的生物降解。该异种生物转化为羟基化衍生物。该代谢物的化学结构是通过远程1H-15N异核位移相关确定的,没有任何先前的15N富集化合物。这种方法允许将代谢物结构分配给2-氨基-6-羟基苯并噻唑。
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