Nomenclature of Amides CH3 N-ethyl-N-methyl-2-dimethylpropanamide CH3CHC-N-CH2CH3 (N-ethyl-N-methylisobutyramide) CH3 For 1 amide,drop -ic or -oic acid from the carboxylic acid name,add -amide. Alkyl groups bonded to nitrogen are named with N-alkyl to indicate their attachment to the nitrogen atom. Chapter 21 9Chapter 21 9 Nomenclature of Amides ▪ For 1 amide, drop -ic or -oic acid from the carboxylic acid name, add -amide. ▪ Alkyl groups bonded to nitrogen are named with N-alkyl to indicate their attachment to the nitrogen atom. N-ethyl-N-methyl-2-dimethylpropanamide CH3CHC N (N-ethyl-N-methylisobutyramide) O CH2CH3 CH3 CH3