*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : YS4140000
CHEMICAL NAME           : Urea, butyl- and sodium nitrite (2:1)
LAST UPDATED            : 198910
DATA ITEMS CITED        : 6
WISWESSER LINE NOTATION : ZVM4 2 &.NA..N-O2
COMPOUND DESCRIPTOR     : Tumorigen
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * 1-Butylurea and sodium nitrite (2:1)
   * Sodium nitrite and 1-butylurea (1:2)
 
                       *** HEALTH HAZARD DATA ***
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 126 gm/kg/33W-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Blood - leukemia
REFERENCE :
   IJCNAW International Journal of Cancer.  (International Union Against
   Cancer, 3 rue du Conseil- General, 1205 Geneva, Switzerland)  V.1-    1966-
   Volume(issue)/page/year: 23,253,1979
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1350 mg/kg
                          female 13-21 day(s) after conception
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Reproductive - Tumorigenic effects - transplacental tumorigenesis
   Brain and Coverings - tumors
REFERENCE :
   GANNA2 Gann.  Japanese Journal of Cancer Research.  (Tokyo, Japan)  V.1-75,
   1907-84.  For publisher information, see JJCREP.  Volume(issue)/page/year:
   68,81,1977
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 380 gm/kg/42W-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Blood - lymphoma, including Hodgkin's disease
REFERENCE :
   IJCNAW International Journal of Cancer.  (International Union Against
   Cancer, 3 rue du Conseil- General, 1205 Geneva, Switzerland)  V.1-    1966-
   Volume(issue)/page/year: 23,253,1979
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 170 gm/kg/37W-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Blood - leukemia
REFERENCE :
   IJCNAW International Journal of Cancer.  (International Union Against
   Cancer, 3 rue du Conseil- General, 1205 Geneva, Switzerland)  V.1-    1966-
   Volume(issue)/page/year: 23,253,1979
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 27500 mg/kg/50D-C
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Brain and Coverings - tumors
REFERENCE :
   ZAPPAN Zentralblatt fuer Allgemeine Pathologie und Pathologische Anatomie.
   (VEB Gustav Fischer Verlag, Postfach 176, Jena DDR-6900, Ger. Dem. Rep.)
   V.1-    1890-  Volume(issue)/page/year: 121,61,1977
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 421 gm/kg/46W-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Blood - lymphoma, including Hodgkin's disease
REFERENCE :
   IJCNAW International Journal of Cancer.  (International Union Against
   Cancer, 3 rue du Conseil- General, 1205 Geneva, Switzerland)  V.1-    1966-
   Volume(issue)/page/year: 23,253,1979
 
                            *** END OF RECORD ***