*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : XT3400000
CHEMICAL NAME           : Toluene, o-nitroso-
CAS REGISTRY NUMBER     : 611-23-4
BEILSTEIN REFERENCE NO. : 1927295
REFERENCE               : 4-05-00-00844 (Beilstein Handbook Reference)
LAST UPDATED            : 199709
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C7-H7-N-O
MOLECULAR WEIGHT        : 121.15
WISWESSER LINE NOTATION : ONR B1
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
SYNONYMS/TRADE NAMES :
   * Benzene, 1-methyl-2-nitroso-
   * o-Methylnitrosobenzene
   * 1-Methyl-2-nitrosobenzene
   * 2-Methylnitrosobenzene
   * o-Nitrosotoluene
   * 2-Nitrosotoluene
 
                       *** HEALTH HAZARD DATA ***
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 103 gm/kg/73W-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Liver - tumors
   Kidney, Ureter, Bladder - tumors
REFERENCE :
   CALEDQ Cancer Letters (Shannon, Ireland).  (Elsevier Scientific Pub. Ireland
   Ltd., POB 85, Limerick, Ireland)  V.1-    1975- Volume(issue)/page/year:
   16,103,1982
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 1 umol/plate
REFERENCE :
   IJEBA6 Indian Journal of Experimental Biology.  (Publications & Information
   Directorate, CSIR, Hillside Rd., New Delhi 110 012, India)  V.1-    1963-
   Volume(issue)/page/year: 25,618,1987
 
                            *** END OF RECORD ***