Xue Dong-mei
2008
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Journal
Journal of Jiangsu Polytechnic University
Abstract
The synthesis of the intermediate 2-mercapto-3-trifluoromethylpyridine which was highly active herbicide flazasulfuron was reported.2-chloro-3-trifluoromethylpyridine was used to react with sodiumpersulfide in absolute ethyl alcohol.The yield of 2-mercapto-3-trifluoromethylpyridine was 50.0% and the structure of the product was measured by IR and 1H NMR.