*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UW9000000
CHEMICAL NAME           : 5H-1-Pyrindinium,
                          6,7-dihydro-4-(((7-(((2-amino-4-thiazolyl)((carboxyme
                          thoxy)imino)acetyl)
                          amino)-2-carboxy-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-
                          2-en-3-yl)methyl)thio )-1-methyl-, hydroxide, inner
                          salt, (6R-(6-alpha,7-beta(Z)))-
CAS REGISTRY NUMBER     : 101233-99-2
LAST UPDATED            : 199206
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C24-H24-N6-O7-S3
MOLECULAR WEIGHT        : 604.72
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * MT 520
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >3 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JANTAJ Journal of Antibiotics.  (Japan Antibiotics Research Assoc., 2-20-8
   Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan)  V.2-5, 1948-52;  V.21- 1968-
   Volume(issue)/page/year: 43,1150,1990
 
                            *** END OF RECORD ***