Sub Group: Heterocyclic Compounds Catalog Number: 12831 Formula: C13H11NO5 CAS Number: 14698-29-4 Molecular Weight: 261.23 Synonyms: 5-Ethyl-5,8-dihydro-8-oxo-1,3-Dioxolo[4,5-γ],quinoline-7-carboxylic Acid1-Ethyl-6,7-methylenedioxy-4-quinolone-3-carboxyli