Description
Cadrofloxacin, also known as Caderofloxacin and CS-940, is a novel fluoroquinolone antibacterial. The activities of CS-940 against gram-positive cocci and gram-negative rods, including methicillin-susceptible Staphylococcus aureus and penicillin-resistant Streptococcus pneumoniae, were comparable to those of tosufloxacin, with MICs at which 90% of the strains were inhibited (MIC90s) of 0.5 microg/ml or less. Against methicillin-resistant S. aureus, CS-940 was as active as tosufloxacin, with a MIC90 of 16 microg/ml. The efficacy of CS-940 against murine respiratory infections due to S. pneumoniae or Haemophilus influenzae was better than those of tosufloxacin and sparfloxacin. The efficacy of oral doses of CS-940 reflected not only potent in vitro activity but also a high transmigration ratio from the bloodstream to lung tissues.
Product information
CAS Number: 153808-85-6
Molecular Weight: 411.38
Formula: C19H20F3N3O4
Chemical Name: (S)-1-cyclopropyl-8-(difluoromethoxy)-6-fluoro-7-(3-methylpiperazin-1-yl)-4-oxo-1, 4-dihydroquinoline-3-carboxylic acid
Smiles: C[C@H]1CN(CCN1)C1=C(OC(F)F)C2=C(C=C1F)C(=O)C(=CN2C1CC1)C(O)=O
InChiKey: QBDBUKJBJJWZMG-VIFPVBQESA-N
InChi: InChI=1S/C19H20F3N3O4/c1-9-7-24(5-4-23-9)15-13(20)6-11-14(17(15)29-19(21)22)25(10-2-3-10)8-12(16(11)26)18(27)28/h6,8-10,19,23H,2-5,7H2,1H3,(H,27,28)/t9-/m0/s1
Technical Data
Appearance: Solid Power
Purity: ≥98% (or refer to the Certificate of Analysis)
Solubility: To be determined
Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis
Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.
Shelf Life: ≥12 months if stored properly.
Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.
Drug Formulation: To be determined
HS Tariff Code: 382200
References:
- Ma RL, Zhou HH, Liu R, Wang EH, Sheng LS. [Analysis of impurity in caderofloxacin]. Yao Xue Xue Bao. 2003 Dec;38(12):950-2. Chinese. PubMed PMID: 15040093.
- Schmitz FJ, Jones ME. Antibiotics for treatment of infections caused by MRSA and elimination of MRSA carriage. What are the choices? Int J Antimicrob Agents. 1997 Jun;9(1):1-19. PubMed PMID: 18611815.
- Masuda N, Takahashi Y, Otsuki M, Ibuki E, Miyoshi H, Nishino T. In vitro and in vivo antibacterial activities of CS-940, a new 6-fluoro-8-difluoromethoxy quinolone. Antimicrob Agents Chemother. 1996 May;40(5):1201-7. PubMed PMID: 8723467; PubMed Central PMCID: PMC163292.
- Miyazaki S, Domon H, Tateda K, Ohno A, Ishii Y, Matsumoto T, Furuya N, Yamaguchi K. In vitro and in vivo antibacterial activities of CS-940, a new fluoroquinolone, against isolates from patients with respiratory infections. Antimicrob Agents Chemother. 1997 Nov;41(11):2582-5. PubMed PMID: 9371375; PubMed Central PMCID: PMC164170.
Products are for research use only. Not for human use.
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