2-Chlorobenzimidazole, 1 X 5 g (592277-5G)

2-Chlorobenzimidazole can be synthesized by reacting benzimidazole-2-one with phosphoryl chloride in the presence of phenol. 2-Chlorobenzimidazole can be used to synthesize the following: •1-methyl-2-chlorobenzimidazole via reaction with dimethyl sulfate •1-ethyl-2-chlorobenzimidazole via reaction with diethyl sulfate •1-benzyl-2-chlorobenzimidazole via reaction with benzyl chloride •2-chloro-4,5,6,7-tetrabromobenzimidazole via bromination with bromine It may be used as a building block to synthesize 4-amino-6-benzimidazole-pyrimidines.

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