*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : XI0367370
CHEMICAL NAME           : 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic
                          acid,
                          7-(((2-amino-4-thiazolyl)(methoxyimino)acetyl)amino)-
                          3-(methoxymethyl)-8-o xo-,
                          1-(((1-methylethoxy)carbonyl)oxy)ethyl ester,
                          (6R-(6-alpha,7-beta(Z)))-
CAS REGISTRY NUMBER     : 87239-81-4
LAST UPDATED            : 199504
DATA ITEMS CITED        : 8
MOLECULAR FORMULA       : C21-H27-N5-O9-S2
MOLECULAR WEIGHT        : 557.65
COMPOUND DESCRIPTOR     : Drug
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * Cefpodoxime proxetil
   * CS-807
   * U-76252
 
                       *** 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
REFERENCE :
   NKRZAZ Chemotherapy (Tokyo).  (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki,
   Shinagawa-Ku, Tokyo 141, Japan)  V.1-    1953- Volume(issue)/page/year:
   36(Suppl 1),274,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >4 gm/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - dyspnea
   Blood - changes in spleen
REFERENCE :
   NKRZAZ Chemotherapy (Tokyo).  (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki,
   Shinagawa-Ku, Tokyo 141, Japan)  V.1-    1953- Volume(issue)/page/year:
   36(Suppl 1),274,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >2 gm/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - dyspnea
   Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
   NKRZAZ Chemotherapy (Tokyo).  (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki,
   Shinagawa-Ku, Tokyo 141, Japan)  V.1-    1953- Volume(issue)/page/year:
   36(Suppl 1),274,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >8 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NKRZAZ Chemotherapy (Tokyo).  (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki,
   Shinagawa-Ku, Tokyo 141, Japan)  V.1-    1953- Volume(issue)/page/year:
   36(Suppl 1),274,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 2535 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - dyspnea
   Blood - changes in spleen
REFERENCE :
   NKRZAZ Chemotherapy (Tokyo).  (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki,
   Shinagawa-Ku, Tokyo 141, Japan)  V.1-    1953- Volume(issue)/page/year:
   36(Suppl 1),274,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >10 gm/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - dyspnea
   Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
   NKRZAZ Chemotherapy (Tokyo).  (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki,
   Shinagawa-Ku, Tokyo 141, Japan)  V.1-    1953- Volume(issue)/page/year:
   36(Suppl 1),274,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : >800 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NKRZAZ Chemotherapy (Tokyo).  (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki,
   Shinagawa-Ku, Tokyo 141, Japan)  V.1-    1953- Volume(issue)/page/year:
   36(Suppl 1),300,1988
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 5500 mg/kg
SEX/DURATION            : female 7-17 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   NKRZAZ Chemotherapy (Tokyo).  (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki,
   Shinagawa-Ku, Tokyo 141, Japan)  V.1-    1953- Volume(issue)/page/year:
   36(Suppl 1),320,1988
 
                            *** END OF RECORD ***