*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : QM0703155
CHEMICAL NAME           : 1H-Naphtho(2,3-d)triazole-4,9-dione, 6,7-dimethyl-
CAS REGISTRY NUMBER     : 72364-91-1
LAST UPDATED            : 199712
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C12-H9-N3-O2
MOLECULAR WEIGHT        : 227.24
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 4,9-Dihydro-6,7-dimethyl-4,9-dioxo-1H-naphtho(2,3-d)triazole
   * 6,7-Dimethyl-1H-naphtho(2,3-d)triazole-4,9-dione
 
                       *** 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           : 980 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   USXXAM United States Patent Document.  (U.S. Patent Office, Box 9,
   Washington, DC 20231)  Volume(issue)/page/year: #4263309
 
                            *** END OF RECORD ***