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A One Step Method for the Determination of Carbamate Pesticides by Derivatization with alpha-Bromo-2,3,4,5,6-Pentafluorotoluene

机译:用α-溴-2,3,4,5,6-五氟甲苯衍生化测定氨基甲酸酯类农药的一步法

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摘要

A procedure was developed for the determination of trace quantities of a broad range of carbamate pesticides. The carbamates were hydrolyzed and derivatized in a single step, using alkali and alpha-bromo-2,3,4,5,6-pentafluorotoluene (PFBB), and were subsequently analyzed using electron capture gas chromatography. This one step derivatization method created a novel derivative in which one fluorine on the PFB ring was displaced by an ethoxide ion via aromatic nucleophilic substitution.

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