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2-Chloro-5-nitropyridine CAS4548-45-2used for manufacturing drugs and other fine chemicals
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2,3-Dichloro-5-(trifluoromethyl)pyridine CAS69045-84-7Pesticides organism ticks urea, fluorine organism urea intermediates, also can be used in the synthesis of herbicide fluorine pyrazole grain spirit grass (cover).