SEARCH Articles Figures Tables 1-Phenylcyclopentanecarboxylic acid mixed carboxylic-carbonic anhydride AMINES FROM MIXED CARBOXYLIC-CARBONIC ANHYDRIDES Alkyl carbonic acid mixed anhydrides Carbon mix Carbonic Anhydride Carbonic acid, mixed anhydrides Curtius reaction, modification using mixed carboxylic-carbonic anhydrides Mixed anhydrides Mixed carbonic-carboxylic anhydrides Sodium azide with mixed carboxylic-carbonic anhydrides With mixed carboxylic-carbonic anhydrides