Basic Info

Common NameCloxacillin(F05672)
2D Structure
FRCD IDF05672
CAS Number61-72-3
PubChem CID6098
FormulaC19H18ClN3O5S
IUPAC Name

(2S,5R,6R)-6-[[3-(2-chlorophenyl)-5-methyl-1,2-oxazole-4-carbonyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

InChI Key

LQOLIRLGBULYKD-JKIFEVAISA-N

InChI

InChI=1S/C19H18ClN3O5S/c1-8-11(12(22-28-8)9-6-4-5-7-10(9)20)15(24)21-13-16(25)23-14(18(26)27)19(2,3)29-17(13)23/h4-7,13-14,17H,1-3H3,(H,21,24)(H,26,27)/t13-,14+,17-/m1/s1

Canonical SMILES

CC1=C(C(=NO1)C2=CC=CC=C2Cl)C(=O)NC3C4N(C3=O)C(C(S4)(C)C)C(=O)O

Isomeric SMILES

CC1=C(C(=NO1)C2=CC=CC=C2Cl)C(=O)N[C@H]3[C@@H]4N(C3=O)[C@H](C(S4)(C)C)C(=O)O

Synonyms
        
            Cloxacilline
        
            Cloxacillin sodium
        
            cloxacillin
        
            Cloxacillinum
        
            Cloxacilina
        
            Syntarpen
        
            Methocillin S
        
            61-72-3
        
            Clossacillina
        
            Tegopen
        
Classifies
                

                  
                    Predicted: Pesticide
                  

                
        
Update DateNov 13, 2018 17:07

Chemical Taxonomy

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassAmino acids, peptides, and analogues
Intermediate Tree NodesPeptides
Direct ParentDipeptides
Alternative Parents
Molecular FrameworkAromatic heteropolycyclic compounds
SubstituentsAlpha-dipeptide - Penicillin - N-acyl-alpha amino acid or derivatives - Alpha-amino acid or derivatives - Penam - Halobenzene - Chlorobenzene - Aryl chloride - Aryl halide - Monocyclic benzene moiety - Benzenoid - Azole - Heteroaromatic compound - Tertiary carboxylic acid amide - Thiazolidine - Beta-lactam - Isoxazole - Lactam - Secondary carboxylic acid amide - Azetidine - Carboxamide group - Oxacycle - Azacycle - Organoheterocyclic compound - Carboxylic acid - Dialkylthioether - Hemithioaminal - Thioether - Monocarboxylic acid or derivatives - Organopnictogen compound - Organic oxygen compound - Carbonyl group - Organic oxide - Hydrocarbon derivative - Organic nitrogen compound - Organooxygen compound - Organonitrogen compound - Organohalogen compound - Organochloride - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dipeptides. These are organic compounds containing a sequence of exactly two alpha-amino acids joined by a peptide bond.

Properties

Property NameProperty Value
Molecular Weight435.879
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count7
Rotatable Bond Count4
Complexity722
Monoisotopic Mass435.066
Exact Mass435.066
XLogP2.4
Formal Charge0
Heavy Atom Count29
Defined Atom Stereocenter Count3
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Isotope Atom Count0
Covalently-Bonded Unit Count1

ADMET

Model Result Probability
Absorption
Blood-Brain BarrierBBB-0.9903
Human Intestinal AbsorptionHIA+0.8368
Caco-2 PermeabilityCaco2-0.8957
P-glycoprotein SubstrateNon-substrate0.6204
P-glycoprotein InhibitorNon-inhibitor0.8951
Non-inhibitor0.9204
Renal Organic Cation TransporterNon-inhibitor0.9629
Distribution
Subcellular localizationLysosome0.4793
Metabolism
CYP450 2C9 SubstrateNon-substrate0.8262
CYP450 2D6 SubstrateNon-substrate0.9050
CYP450 3A4 SubstrateSubstrate0.5977
CYP450 1A2 InhibitorInhibitor0.8592
CYP450 2C9 InhibitorNon-inhibitor0.8910
CYP450 2D6 InhibitorNon-inhibitor0.9180
CYP450 2C19 InhibitorNon-inhibitor0.8832
CYP450 3A4 InhibitorNon-inhibitor0.8190
CYP Inhibitory PromiscuityLow CYP Inhibitory Promiscuity0.9186
Excretion
Toxicity
Human Ether-a-go-go-Related Gene InhibitionWeak inhibitor0.9996
Non-inhibitor0.8486
AMES ToxicityNon AMES toxic0.6979
CarcinogensCarcinogens 0.5672
Fish ToxicityHigh FHMT0.9935
Tetrahymena Pyriformis ToxicityHigh TPT0.9330
Honey Bee ToxicityLow HBT0.7854
BiodegradationNot ready biodegradable1.0000
Acute Oral ToxicityIII0.4590
Carcinogenicity (Three-class)Non-required0.5685

Model Value Unit
Absorption
Aqueous solubility-3.6522LogS
Caco-2 Permeability0.5434LogPapp, cm/s
Distribution
Metabolism
Excretion
Toxicity
Rat Acute Toxicity1.9946LD50, mol/kg
Fish Toxicity1.2659pLC50, mg/L
Tetrahymena Pyriformis Toxicity0.7233pIGC50, ug/L

MRLs

FoodProduct CodeCountryMRLsApplication DateNotes
MilkUnited States0.01ppm
Other Aquatic AnimalJapan0.3ppm
CrustaceansJapan0.3ppm
Shelled MolluscasJapan0.3ppm
Other FishJapan0.3ppm
PerciformesJapan0.3ppm
AnguilliformesJapan0.3ppm
SalmoniformesJapan0.3ppm
Other Poultry Animals,Edible OffalJapan0.3ppm
Chicken,Edible OffalJapan0.3ppm
Other Poultry Animals,KidneyJapan0.3ppm
Chicken,KidneyJapan0.3ppm
Other Poultry Animals,LiverJapan0.3ppm
Chicken,LiverJapan0.3ppm
Other Poultry Animals,FatJapan0.3ppm
Chicken,FatJapan0.3ppm
Other Poultry Animals,MuscleJapan0.3ppm
Chicken,MuscleJapan0.3ppm
MilkJapan0.02ppm
Other Terrestrial Mammals,Edible OffalJapan0.3ppm

References

TitleJournalDatePubmed ID
LC-MS study of the heat degradation of veterinary antibiotics in raw milk afterboiling.Food Chem2018 Nov 3029934154
Validation of the BetaStar® Advanced for Beta-lactams Test Kit for the Screening of Bulk Tank and Tanker Truck Milks for the Presence of Beta-lactam DrugResidues.J AOAC Int2018 May 1829776460
Application of quality by design concept to develop a dual gradient elutionstability-indicating method for cloxacillin forced degradation studies usingcombined mixture-process variable models.J Chromatogr A2017 Sep 828760604
Quantitative Detection of Trace Level Cloxacillin in Food Samples Using Magnetic Molecularly Imprinted Polymer Extraction and Surface-Enhanced Raman Spectroscopy Nanopillars.Anal Chem2017 Nov 728952718
Development and validation of a quantitative confirmatory method for 30 β-lactam antibiotics in bovine muscle using liquid chromatography coupled to tandem massspectrometry.J Chromatogr A2017 Jun 228449875
Fabric phase sorptive extraction of selected penicillin antibiotic residues from intact milk followed by high performance liquid chromatography with diode arraydetection.Food Chem2017 Jun 128159247
Assessment of antibacterial drug residues in milk for consumption in Kosovo.J Food Drug Anal2017 Jul28911638
Prevalence of Methicillin-Resistant Staphylococcus aureus and OtherStaphylococcus Species in Raw Meat Samples Intended for Human Consumption inBenin City, Nigeria: Implications for Public Health.Int J Environ Res Public Health2016 Sep 2427669285
Survey of the prevalence of Salmonella species on laying hen farms in Kosovo.Poult Sci2016 Sep 127252368
Prevalence and antibiotic susceptibility profiles of Listeria monocytogenescontamination of chicken flocks and meat in Oyo State, south-western Nigeria:Public health implications.J Prev Med Hyg2016 Sep27980380
Enhanced chemiluminescence of carminic acid-permanganate by CdS quantum dots and its application for sensitive quenchometric flow injection assays of cloxacillin.Talanta2016 May 1526992508
Prevalence, Molecular Characterization, and Antimicrobial Susceptibility of Methicillin-Resistant Staphylococcus aureus Isolated from Milk and Dairy Products.Foodborne Pathog Dis2016 Mar26836943
Molecularly imprinted polymer beads for clean-up and preconcentration ofβ-lactamase-resistant penicillins in milk.Anal Bioanal Chem2016 Mar26342308
Aluminum based metal-organic framework-polymer monolith in solid-phasemicroextraction of penicillins in river water and milk samples.J Chromatogr A2016 Jan 826065570
Fluoroquinolone-resistant and extended-spectrum β-lactamase-producing Escherichia coli from the milk of cows with clinical mastitis in Southern Taiwan.J Microbiol Immunol Infect2016 Dec25592882
Molecular Characterization and Antimicrobial Resistance Profile of Methicillin-Resistant Staphylococcus aureus in Retail Chicken.J Food Prot2015 Oct26408138
Prevalence and antimicrobial susceptibility profile of listeria species fromready-to-eat foods of animal origin in Gondar Town, Ethiopia.BMC Microbiol2015 May 1225963134
Development of intramammary delivery systems containing lasalocid for thetreatment of bovine mastitis: impact of solubility improvement on safety,efficacy, and milk distribution in dairy cattle.Drug Des Devel Ther2015 Jan 2225653501
Prevalence and antimicrobial susceptibility of Arcobacter species in cow milk,water buffalo milk and fresh village cheese.Int J Food Microbiol2014 Oct 125064812
Antibiotic resistance traits and molecular subtyping of Staphylococcus aureus isolated from raw sheep milk cheese.J Food Sci2014 Oct25185958