is conjugate base of nalidixic acid monocarboxylic acid anion nalidixic acid anion -1 1-ethyl-7-methyl-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate 231.077 231.22730 A monocarboxylic acid anion that is the conjugate base of nalidixic acid; major species at pH 7.3. C12H11N2O3 CCn1cc(C([O-])=O)c(=O)c2ccc(C)nc12 CHEBI:62070 InChI=1S/C12H12N2O3/c1-3-14-6-9(12(16)17)10(15)8-5-4-7(2)13-11(8)14/h4-6H,3H2,1-2H3,(H,16,17)/p-1 MHWLWQUZZRMNGJ-UHFFFAOYSA-M PMID:10793679 PMID:16107187 PMID:375215 PMID:6283318 PMID:673862 PMID:766016 PMID:785214 PMID:8893520 Reaxys:3556893 chebi_ontology nalidixate nalidixate anion nalidixate(1-)