The chemical Nigericin has a designated molecular formula of C40H68O11 and a molecular weight of 724.973 g/mol. Synonyms may include: X-464, Antibiotic K 178, Antibiotic X-464, Azalomycin M, BRN 1696755, Helixin C, Polyetherin A, UNII-RRU6GY95IS (ChemID). Nigericin has been assigned a MeSH pharmacological action of: Antibacterial.