SEARCH Articles Figures Tables ARBOXYLIC ACIDS Acid Derivatives. Nucleophilic Substitution Acid derivatives, acylation Acyl Substituted Derivatives Acyl derivatives Acyl substitution Acylation Nucleophilic acyl substitution Acylation derivatives Nucleophiles Nucleophilic acyl substitution Nucleophiles acylation Nucleophiles derivatives Nucleophilic acyl substitution Nucleophilic substitution, acid Nucleophilicity acids Substituted derivatives