5-Methoxy-2-mercaptobenzimidazole

It functions as the benzimidazole moiety that is coupled with a pyridine derivative to form the core structure of these anti-ulcer drugs. 5-Methoxy-2-mercaptobenzimidazole is a critical heterocyclic building block used mainly as a key intermediate in the pharmaceutical industry for the synthesis of the proton-pump inhibitors (PPIs) Omeprazole and Esomeprazole.

CAS No 37052-78-1
Molecular Formula C8H8N2OS
Molecular Weight 180.23 g/mol
Synonyms 5-methoxy-1,3-dihydrobenzimidazole-2-thione

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