The chemical N-Ethylmaleimide has a designated molecular formula of C6H7NO2 and a molecular weight of 125.127 g/mol. Synonyms may include: 5-21-10-00006 (Beilstein Handbook Reference), AI3-50085, BRN 0112448, EINECS 204-892-4, Ethylmaleimide, Maleic acid N-ethylimide, Maleimide, N-ethyl-, NEM, NSC 7638, USAF B-121, UNII-O3C74ACM9V (ChemID). N-Ethylmaleimide has been assigned a MeSH pharmacological action of: Enzyme Inhibitor.