SEARCH Articles Figures Tables 1 Carbon dioxide carboxylic acid ester 3- arene- carbon dioxide carboxylic acid Carbon dioxide carboxylic acids prepared with Carboxylic acid with carbon dioxide Carboxylic acids carbon dioxide Carboxylic acids from carbon dioxide Carboxylic acids with manganese dioxide Carboxylic acids with selenium dioxide Carboxylic acids, from acyl carbon dioxide Ruthenium dioxide carboxylic acid hydrogenation