CH 3-(CH 2) n-NH 2 Diamines (n = 2-8) H 2 N-(CH 2) n-NH 2 CIs for acid media Cycloalkylic H 2 N Aromatic (X = H, NO 2 , CH 3 , Cl, COOH) X NH 2 Secundary amines Benzilamines CH 2 HN CH 2-CH=CH 2 Etoxilated amines CH 3-(CH 2) n-NH-(OCH 2 CH 2) n CIs for carbon steel in acid media Oximes Alkyloximes N-OH Aromatics CH=N-OH CH 3 CIs for carbon steel in acid media Developments in Corrosion Protection 432 Chemical family Structure Main application Nitriles Alkylnitriles