4-Oxo Norfloxacin Price Not Available 5mg 4-Oxo Norfloxacin Supplier Page Catalog Number R012788 Molecular Formula C16H16FN3O4 CAS# 74011-42-0 Purity ≥98% Inchi InChI=1S/C16H16FN3O4/c1-2-19-7-10(16(23)24)15(22)9-5-11(17)13(6-12(9)19)20-4-3-18-14(21)8-20/h5-7H,2-4,8H2,1H3,(H,18,21)(H,23,24) Inchi Key OIOFPHGTOUDKAJ-UHFFFAOYSA-N SMILES CCN1C=C(C(=O)C2=CC(=C(C=C21)N3CCNC(=O)C3)F)C(=O)O Size 5mg Supplier Page https://www.musechem.com/product/R012788.html