has part has part has_part is conjugate acid of carboxylic acid anion carboxylic acid CHO2R PMID:17147560 Carbonsaeuren Karbonsaeure acido carboxilico 0 Carbonsaeure Wikipedia:Carboxylic_acid CHEBI:13627 45.017 RC(=O)OH carboxylic acids CHEBI:33575 OC([*])=O A carbon oxoacid acid carrying at least one -C(=O)OH group and having the structure RC(=O)OH, where R is any any monovalent functional group. Carboxylic acids are the most common type of organic acid. PMID:18433345 chebi_ontology CHEBI:13428 acides carboxyliques carboxylic acid 44.99765 acide carboxylique CHEBI:23027 acidos carboxilicos carbon oxoacid carbonyl compound carboxy group organic acid