The chemical ML-9 has a designated molecular formula of C15H18Cl2N2O2S and a molecular weight of 361.281 g/mol. Synonyms may include: 1-(5-Chloronaphthalene-1-sulfonyl)-1H-hexahydro-1,4-diazepine HCl, UNII-BZ2L6JK93I (ChemID). ML-9 has been assigned a MeSH pharmacological action of: Enzyme Inhibitor.