I Amides: RCONH2 Amides with an unsubstituted -NH2 group are named by replacing the -oic acid or -ic acid ending with -amide or by replacing the -carboxylic acid ending with-carboxamideOrganic Chemistry Organic Chemistry Xiamen Xiamen University University Amides: RCONH 2 Amides with an unsubstituted –NH 2 group are named by replacing the –oic acid or –ic acid ending with –amide or by replacing the –carboxylic acid ending with –carboxamide