SEARCH Articles Figures Tables Acids and Their Derivatives Carboxylic Acids and Their Derivatives Nucleophilic Addition-Elimination at the Acyl Carbon Carboxylic Acids and Their Derivatives—Nucleophilic Acyl Substitution Carboxylic acid derivates Carboxylic acid derivs Carboxylic acids and derivs Carboxylic acids, tetrahedral intermediates derived from, spectroscopic detection and investigation of their properties Formation of carboxylic acids and their derivatives Fragmentation of Carboxylic Acids and Their Derivatives Preparation of Carboxylic Acids and Their Derivatives Reaction with Carboxylic Acids and their Derivatives Reactions at Carboxylic Acids and Their Derivatives Reduction of Carboxylic Acids and Their Derivatives Tetrahedral intermediates derived from carboxylic acids, spectroscopic detection and the investigation of their properties Tetrahedral intermediates derived from carboxylic acids, spectrosopic detection and the investigation of their properties Their Derivatives