Huo Ling-yan
2011
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Journal
Chemical Reagents
Abstract
3,4,5-Trichloropicolinic acid was synthesized from 4-chloro-pyridin-2-amine via reactions involving chlorination,diazotization-bromination,cyanogenation and acid hydrolysis reaction with an overall yield of 57.8%.The structures of the compounds were confirmed by IR,MS,1HNMR and 13CNMR.