A facile synthesis of 5(6)-(chloromethyl
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Béla Pete; Bálint Szokol; László Toőke
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Article
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2008
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Journal of Heterocyclic Chemistry
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English
⚖ 292 KB
## Abstract magnified image Valuable new synthetic intermediates, 5(6)‐(chloromethyl)benzimidazoles, were prepared by the facile elimination of sulfur dioxide under the influence of thionyl chloride from benzimidazole‐5(6)‐methane‐sulfonic acids easily obtained from (3,4‐diaminophenyl)methanesulfo