*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : XI0369883
CHEMICAL NAME           : 5-Thia-1-azabicyclo(4,2,0)oct-2-ene-2-carboxylic
                          acid, 3-(chloromethyl)-8-oxo-
                          7-((phenylacetyl)amino)-, (4-methoxyphenyl)methyl
                          ester, (6R-trans)-
CAS REGISTRY NUMBER     : 104146-10-3
LAST UPDATED            : 199709
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C24-H23-Cl-N2-O5-S
MOLECULAR WEIGHT        : 487.00
SYNONYMS/TRADE NAMES :
   * 7-Phenylacetamido-3-chloromethylcephem-4-carbonic acid p-methoxybenzyl  
   ester
 
                       *** 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           : >2500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology,
   Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128)  V.1-
   1990-  Volume(issue)/page/year: 15(Suppl 1),S94,1996
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >2 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology,
   Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128)  V.1-
   1990-  Volume(issue)/page/year: 15(Suppl 1),S94,1996
 
                            *** END OF RECORD ***