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Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
HCID 6098생성일: 2026년 10월 23일

Cloxacillin

Syntarpen · MCIPC · brl1621 · CLOXACILLIN · methocillins · Cloxacillin 13C4 · Cloxacilline-13c4 · Cloxacillin Impurity

https://huagongshe.com/ko/chemical/6098

Cloxacillin 분자 구조식

식별자 및 물리적 특성

CAS No.61-72-3
분자식C19H18ClN3O5S
평균 분자량435.9 g/mol
단동위원소 질량435.06556936 g/mol
SMILESCc1onc(-c2ccccc2Cl)c1C(=O)N[C@@H]1C(=O)N2[C@@H]1SC(C)(C)[C@@H]2C(=O)O
InChIKeyLQOLIRLGBULYKD-JKIFEVAISA-N
PubChem CID6098
ChEMBLCHEMBL891
ChEBICHEBI:49566
EC No.200-514-7
DTXSIDDTXSID5022853

화학 및 물리적 성질

XLogP2.4
극성 표면적138
수소 결합 공여자 수2
수소 결합 수용자 수7
회전 가능 결합 수4
무거운 원자 수29
형식 전하0
복잡도722
의약품Pharmaceuticals -> AntibioticsPharmaceuticals -> Antibiotics (Penicillins)Pharmaceuticals -> Listed in ZINC15
LogP(분배 계수)LogP = 2.4432.86
용해도WHITE, CRYSTALLINE POWDERSOL IN ALCOHOLSLIGHTLY SOL IN ACETONE, CHLOROFORMAQ SOLN IS ALKALINEDECOMP BETWEEN 170 °C & 173 °CODORLESSBITTER TASTE /MONOHYDRATE/5.32e-02 g/L
Human DrugsBreast FeedingLactationMilk, HumanAnti-Infective AgentsAntibacterial AgentsPenicillinsAccess group antibiotics
Animal DrugsPharmaceuticals -> UK Veterinary Medicines Directorate List
Physical DescriptionSolid
Stability/Shelf LifeCLOXACILLIN IS RELATIVELY STABLE IN GASTRIC ACIDSTABLE IN LIGHTSLIGHTLY HYGROSCOPIC. /MONOHYDRATE/AQ SOLN FOR INJECTIONS ARE STABLE FOR AT LEAST 3 DAYS IF REFRIGERATED.Penicillinase-resistant penicillins are generally stable in the dry state @ room temp for several yrhowever, the drugs are stable only for short periods of time in soln unless frozen. Stability of the drugs is pH and temp dependent. Methicillin, nafcillin, and oxacillin are generally stable @ pH 5-8. /Penicillinase-resistant penicillins/
Dissociation Constants2.78
Collision Cross Section197.93 Ų [M+K]+ [CCS Type: TWMethod: calibrated with polyalanine and drug standards]193.8 Ų [M+H]+ [CCS Type: TWMethod: calibrated with Waters Major Mix]200.94 Ų [M-H]-
Other Experimental PropertiesMicrocryst powder, dec 170 °C, specific optical rotation +163 deg @ 20 °C/DpH 6.0-7.5. Soluble in water, methanol, ethanol, pyridine, ethylene glycol /Sodium monohydrate/
끓는 점689.7±55.0 °C(Predicted)
밀도1.2954 (rough estimate)
굴절률1.6100 (estimate)
pKa(산도 계수)pKa 2.70±0.07(H2O t=35.0 c=0.0025) (Uncertain)
InChIKeyLQOLIRLGBULYKD-JKIFEVAISA-N
SMILESN12[C@@]([H])([C@H](NC(C3=C(C)ON=C3C3=CC=CC=C3Cl)=O)C1=O)SC(C)(C)[C@@H]2C(O)=O

안전 및 규제

GHS 분류DangerH315 (85.4%): Causes skin irritation [Warning Skin corrosion/irritation]P233, P260, P261, P264, P264+P265, P271, P272, P280, P284, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P333+P317, P337+P317, P342+P316, P362+P364, P403, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 48 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.H317 (100%): May cause an allergic skin reaction [Warning Sensitization, Skin]
기타 안전 정보IMAP assessments - 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-[[[3-(2-chlorophenyl)-5-methyl-4-isoxazolyl]carbonyl]amino]-3,3-dimethyl-7-oxo-, [2S-(2.alpha.,5.alpha.,6.beta.)]-: Environment tier I assessment
FDA 요건A tolerance is established for negligible residues of cloxacillin in the uncooked edible tissues of cattle and in milk.Manufacturers, packers, and distributors of drug and drug products for human use are responsible for complying with the labeling, certification, and usage requirements as prescribed by the Federal Food, Drug, and Cosmetic Act, as amended (secs 201-902, 52 Stat. 1040 et seq., as amended21 U.S.C. 321-392).
Hazard Classes and CategoriesSkin Sens. 1 (100%)Skin Irrit. 2 (85.4%)
보관 조건Commercially available cloxacillin sodium capsules and powder for oral solution should be stored in tight containers at a temperature less than 40 °C, preferably between 15-30 °C. Following reconstitution, cloxacillin sodium oral solutions should be stored at 2-8 °C, and any unused soln should be discarded after 14 days. If stored at room temperature, the oral soln is stable for 3 days. /Cloxacillin sodium/
처리 방법SRP: At the time of review, criteria for land treatment or burial (sanitary landfill) disposal practices are subject to significant revision. Prior to implementing land disposal of waste residue (including waste sludge), consult with environmental regulatory agencies for guidance on acceptable disposal practices.
Allowable TolerancesA tolerance of 0.01 ppm is established for negligible residues of cloxacillin in the uncooked edible tissues of cattle and in milk.
상호 작용PENICILLINS SHOULD NOT BE ROUTINELY ADMIN WITH ERYTHROMYCIN. /PENICILLINS/OTHER PENICILLIN ANALOGS SHOWN TO INTERACT WITH PROBENECID ARE...CLOXACILLIN...TETRACYCLINE MAY ANTAGONIZE BACTERICIDAL EFFECT OF PENICILLIN... /PENICILLINS/Concurrent use of other hepatotoxic medications with cloxacillin ... may increase the potential for hepatotoxicity.For more Interactions (Complete) data for CLOXACILLIN (9 total), please visit the HSDB record page.
Human Toxicity ExcerptsRASH & URTICARIA ARE PRINCIPAL ALLERGIC MANIFESTATIONS. NOT ALL PT ALLERGIC TO PENICILLIN G ARE SENSITIVE TO CLOXACILLIN, BUT CROSS-SENSITIZATION DOES OCCUR. CLOXACILLIN MAY ALSO CAUSE OCCASIONAL NAUSEA, VOMITING, ABDOMINAL DISCOMFORT, EPIGASTRIC FULLNESS, OR DIARRHEA. SUPERINFECTIONS OCCASIONALLY OCCUR. /MONOHYDRATE/SKIN RASHES OF ALL TYPES HAVE BEEN OBSERVED WHEN PENICILLIN SENSITIZATION HAS OCCURRED. ...VESICULAR, & BULLOUS ERUPTIONS MAY DEVELOP. PURPURIC LESIONS ARE UNCOMMON & ARE USUALLY RESULT OF VASCULITISTHROMBOPENIC PURPURA MAY OCCUR VERY RARELY. HENOCH-SCHOENLEIN PURPURA WITH RENAL INVOLVEMENT HAS BEEN RARE... /PENICILLINS/CONTACT DERMATITIS IS OBSERVED...IN PHARMACISTS, NURSES, & PHYSICIANS WHO PREPARE PENICILLIN SOLN... MORE SEVERE REACTIONS INVOLVING SKIN ARE EXFOLIATIVE DERMATITIS & EXUDATIVE ERYTHEMA MULTIFORME OF EITHER ERYTHEMATOPAPULAR OR VESICULOBULLOUS TYPE...CONSTITUTE CHARACTERISTIC STEVENS-JOHNSON SYNDROME. /PENICILLINS/VARIETY OF ORAL LESIONS HAVE RESULTED FROM SENSITIZATION TO PENICILLIN. AMONG THESE ARE ACUTE GLOSSITIS, SEVERE STOMATITIS WITH LOSS OF BUCCAL MUCOUS MEMBRANES, FURRED TONGUE, BLACK OR BROWN TONGUE, & CHEILOSIS. /PENICILLINS/For more Human Toxicity Excerpts (Complete) data for CLOXACILLIN (42 total), please visit the HSDB record page.
Drug Induced Liver InjuryDrug-Induced Liver Injury Severity and Toxicity (DILIst)cloxacillinDILI PositiveOralDOI:10.1016/j.drudis.2019.09.022
Non-Human Toxicity ExcerptsDEATH FROM RESP FAILURE WITH OR WITHOUT CONVULSIONS OCCURRED 6-18 HR AFTER SINGLE ORAL DOSES /TO MICE, RATS, RABBITS/. ACUTE GASTROENTERITIS & CARDIOVASCULAR SHOCK... /PENICILLINS/IN HAMSTERS THE DRUG IS SOMEWHAT MORE TOXIC BY ORAL THAN BY SC ROUTE WHEN OBSERVED FOR 14 DAYS AFTER SINGLE DOSES. ... PERHAPS SENSITIVITY OF GUINEA PIGS IS RELATED TO EFFECTS ON INTESTINAL MICROFLORA. /PENICILLINS/...ENCEPHALOPATHY WITH MUSCULAR HYPERIRRITABILITY, MYOCLONUS, VISUAL & AUDITORY HALLUCINATIONS & GENERAL CONVULSIONS. ...ELICITED IN RATS & CATS WITH DOSES TO 3-4 MILLION UNITS/KG, & SYNDROME CAN BE REVERSED BY PENICILLINASE. /PENICILLINS/DEATH FROM RESP FAILURE WITH OR WITHOUT CONVULSIONS OCCURRED 6-18 HR AFTER SINGLE ORAL DOSES /TO CATS & DOGS/. ACUTE GASTROENTERITIS & CARDIOVASCULAR SHOCK...ALSO TRUE FOR GUINEA PIGS EXCEPT THAT A LATE...GRADUALLY DEVELOPING TOXEMIA KILLED ALL SURVIVORS OF ACUTE RESPONSE. /PENICILLINS/
Antidote and Emergency Treatment1. ESTABLISHMENT OF RESP & CREATION OF ARTIFICIAL AIRWAY... CHECK ADEQUACY OF TIDAL VOL... 2. ACUTE TOXICITY: HYPERSENSITIVITY REACTION. DRUG SHOULD BE IMMEDIATELY DISCONTINUED & PT OBSERVED FOR POSSIBILITY OF ANAPHYLACTIC SHOCK. ... 3. CHRONIC TOXICITY: DISCONTINUE USE OF DRUG. /PENICILLINS/4. PREVENTION OF ABSORPTION: A. EMESIS SHOULD BE INITIATED UNLESS PT IS COMATOSE, CONVULSING OR HAS LOST GAG REFLEX. B. ...ENDOTRACHEAL INTUBATION SHOULD PRECEDE GASTRIC LAVAGE WITH LARGE BORE TUBE. C. ACTIVATED CHARCOAL... D. SODIUM OR MAGNESIUM SULFATE...AS CATHARTIC... /PENICILLINS/
Effects During Pregnancy and Lactation◉ Summary of Use during Lactation
Non-Human Toxicity ValuesLD50 MOUSE ORAL 5.0 G/KG
유해 물질 데이터61-72-3(Hazardous Substances Data)

용도

용도

Cloxacillin is a semisynthetic beta-lactamase resistant penicillin antibiotic with antibacterial activity. It is used to treat a wide variety of bacterial infections.