Fleroxacin cas no:79660-72-3

NameFleroxacin
CAS79660-72-3
SynonymsFleroxacin [USAN:BAN:INN:JAN];Ro 23-6240;FLRX;Megalocin (TN);AM 833;3-Quinolinecarboxylic acid, 1,4-dihydro-6,8-difluoro-1-(2-fluoroethyl)-7-(4-methyl-1-piperazinyl)-4-oxo-;Fleroxicin;3-Quinolinecarboxylic acid, 6,8-difluoro-1-(2-fluoroethyl)-1,4-dihydro-7-(4-methyl-1-piperazinyl)-4-oxo-;6,8-Difluoro-1-(2-fluoroethyl)-1,4-dihydro-7-(4-methyl-1- piperazinyl)-4-oxo-3-quinolinecarboxylic acid;Megalone;Fleroxacine [French];Fleroxacin (JAN/USAN);Fleroxacinum [Latin];Megalone (TN);Fleroxacino [Spanish];Megalocin;Fleroxacin Hydrochloride;
Molecular FormulaC₁₇H₁₈F₃N₃O₃
Molecular Weight369.34

Appearancewhite needle-like crystals
refractive index1.568
storage temp2-8°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :

VB1999050

CHEMICAL NAME :

3-Quinolinecarboxylic acid, 1,4-dihydro-6,8-difluoro-1-(2-fluoroethyl)-7-(4-methy l-1- piperazinyl)-4-oxo-

CAS REGISTRY NUMBER :

79660-72-3

LAST UPDATED :

199612

DATA ITEMS CITED :

16

MOLECULAR FORMULA :

C17-H18-F3-N3-O3

MOLECULAR WEIGHT :

369.38

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

>4 gm/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

>1500 mg/kg

TOXIC EFFECTS :

Sense Organs and Special Senses (Eye) - ptosis Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity)

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

>1500 mg/kg

TOXIC EFFECTS :

Skin and Appendages - dermatitis, other (after systemic exposure)

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

20405 ug/kg

TOXIC EFFECTS :

Sense Organs and Special Senses (Eye) - ptosis Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity)

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

>4 gm/kg

TOXIC EFFECTS :

Sense Organs and Special Senses (Eye) - ptosis Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity)

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

>1500 mg/kg

TOXIC EFFECTS :

Sense Organs and Special Senses (Eye) - ptosis Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity)

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

>1500 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

21730 ug/kg

TOXIC EFFECTS :

Sense Organs and Special Senses (Eye) - ptosis Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity)

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - dog

DOSE/DURATION :

>1 gm/kg

TOXIC EFFECTS :

Gastrointestinal - nausea or vomiting Musculoskeletal - joints

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

109 gm/kg/13W-I

TOXIC EFFECTS :

Musculoskeletal - other changes Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - dog

DOSE/DURATION :

4550 mg/kg/13W-I

TOXIC EFFECTS :

Behavioral - food intake (animal) Musculoskeletal - joints Nutritional and Gross Metabolic - weight loss or decreased weight gain

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

26 gm/kg

SEX/DURATION :

male 61 day(s) pre-mating female 2 week(s) pre-mating - 7 day(s) after conception

TOXIC EFFECTS :

Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

1300 mg/kg

SEX/DURATION :

female 6-18 day(s) after conception

TOXIC EFFECTS :

Reproductive - Fertility - abortion Reproductive - Specific Developmental Abnormalities - musculoskeletal system

MUTATION DATA

TYPE OF TEST :

DNA damage

TEST SYSTEM :

Bacteria - Bacillus subtilis

DOSE/DURATION :

400 ng/disk

REFERENCE :

NKRZAZ Chemotherapy (Tokyo). (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki, Shinagawa-Ku, Tokyo 141, Japan) V.1- 1953- Volume(issue)/page/year: 38(Suppl 2),252,1990