The chemical Ochratoxin A has a designated molecular formula of C20H18ClNO6 and a molecular weight of 403.815 g/mol. Synonyms may include: 5-18-09-00056 (Beilstein Handbook Reference), Alanine, N-((5-chloro-8-hydroxy-3-methyl-1-oxo-7-isochromanyl)carbonyl)-3-phenyl-, (-)-, Antibiotic 9663, BRN 1301486, CCRIS 2382, (R)-N-((5-Chloro-3,4-dihydro-8-hydroxy-3-methyl-1-oxo-1 H-2-benzopyran-7-yl)carbonyl)phenylalanine (ChemID). Ochratoxin A has been assigned a MeSH pharmacological action of: Calcium Channel Blockers.