Liu He-qin
2010
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Journal
Chinese Journal of Synthetic Chemistry
Abstract
N-(4-chloro-3-trifluoromethylphenyl)-N′-(p-methylphenyl) urea and N-(4-chloro-3-trifluoromethylphenyl)-N′-(p-bromophenyl) urea,were synthesized by one-pot from 4-chloro-3-trifluoromethylaniline,triphosgen and p-substituted aniline.The structures were characterized by 1H NMR,IR and elemental analysis.