1.0 2016-05-22 05:53:50 UTC 2026-05-14 19:10:02 UTC Ceftiofur SmallMolecule Ceftiofur is an organoheterocyclic compound with the formula C19H17N5O7S3. Ceftiofur belongs to the beta lactams, a subclass of lactams within the organic compounds. With an average molecular weight of 523.55 g/mol, Ceftiofur is a heavy molecule. It is found in or released from two recorded sources: pharmaceuticals and veterinary products used as antibiotics, and food, food processing, and cookware specifically relating to processing fish. Recorded exposure routes for this compound include oral and inhalation. C19H17N5O7S3 523.55 523.029011429 (6R,7R)-7-[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetamido]-3-[(furan-2-carbonylsulfanyl)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid ceftiofur 80370-57-6 [H][C@]12SCC(CSC(=O)C3=CC=CO3)=C(N1C(=O)[C@H]2NC(=O)C(=N/OC)\C1=CSC(N)=N1)C(O)=O InChI=1S/C19H17N5O7S3/c1-30-23-11(9-7-34-19(20)21-9)14(25)22-12-15(26)24-13(17(27)28)8(5-32-16(12)24)6-33-18(29)10-3-2-4-31-10/h2-4,7,12,16H,5-6H2,1H3,(H2,20,21)(H,22,25)(H,27,28)/b23-11-/t12-,16-/m1/s1 ZBHXIWJRIFEVQY-IHMPYVIRSA-N Organic compounds Organoheterocyclic compounds Lactams Beta lactams Cephalosporins 1,3-thiazines 2,4-disubstituted thiazoles 2-amino-1,3-thiazoles Amino acids Azacyclic compounds Azetidines Carbonyl compounds Carbothioic S-esters Carboxylic acids Dialkylthioethers Furoic acid and derivatives Heteroaromatic compounds Hydrocarbon derivatives Monocarboxylic acids and derivatives N-acyl-alpha amino acids and derivatives Organic oxides Organopnictogen compounds Oxacyclic compounds Primary amines Secondary carboxylic acid amides Sulfenyl compounds Tertiary carboxylic acid amides Thioesters Thiohemiaminal derivatives 1,3-thiazol-2-amine 2,4-disubstituted 1,3-thiazole Alpha-amino acid or derivatives Amine Amino acid Amino acid or derivatives Aromatic heteropolycyclic compound Azacycle Azetidine Azole Carbonyl group Carbothioic s-ester Carboxamide group Carboxylic acid Carboxylic acid derivative Cephalosporin Dialkylthioether Furan Furoic acid or derivatives Hemithioaminal Heteroaromatic compound Hydrocarbon derivative Meta-thiazine Monocarboxylic acid or derivatives N-acyl-alpha amino acid or derivatives Organic nitrogen compound Organic oxide Organic oxygen compound Organonitrogen compound Organooxygen compound Organopnictogen compound Organosulfur compound Oxacycle Primary amine Secondary carboxylic acid amide Sulfenyl compound Tertiary carboxylic acid amide Thiazole Thiocarboxylic acid ester Thiocarboxylic acid or derivatives Thioether Aromatic heteropolycyclic compounds Detected and Not Quantified logp -0.43 logp 1.22 ALOGPS logs -3.70 ALOGPS solubility 1.05e-01 g/l ALOGPS logp -0.43 ChemAxon pka_strongest_acidic 2.83 ChemAxon pka_strongest_basic 4.19 ChemAxon iupac (6R,7R)-7-[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetamido]-3-[(furan-2-carbonylsulfanyl)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid ChemAxon average_mass 523.55 ChemAxon mono_mass 523.029011429 ChemAxon smiles [H][C@]12SCC(CSC(=O)C3=CC=CO3)=C(N1C(=O)[C@H]2NC(=O)C(=N/OC)\C1=CSC(N)=N1)C(O)=O ChemAxon formula C19H17N5O7S3 ChemAxon inchi InChI=1S/C19H17N5O7S3/c1-30-23-11(9-7-34-19(20)21-9)14(25)22-12-15(26)24-13(17(27)28)8(5-32-16(12)24)6-33-18(29)10-3-2-4-31-10/h2-4,7,12,16H,5-6H2,1H3,(H2,20,21)(H,22,25)(H,27,28)/b23-11-/t12-,16-/m1/s1 ChemAxon inchikey ZBHXIWJRIFEVQY-IHMPYVIRSA-N ChemAxon polar_surface_area 177.42 ChemAxon refractivity 124.51 ChemAxon polarizability 49.83 ChemAxon rotatable_bond_count 9 ChemAxon acceptor_count 9 ChemAxon donor_count 3 ChemAxon physiological_charge -1 ChemAxon formal_charge 0 ChemAxon #<HealthEffect::ActiveRecord_Associations_CollectionProxy:0x00007f7225e49cf8> DB11485 6328657 4886668