*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TL6210000
CHEMICAL NAME           : Piperazine, 2,6-dimethyl-1,4-dinitroso-
CAS REGISTRY NUMBER     : 55380-34-2
OTHER CAS REGISTRY NOS. : 111447-10-0
LAST UPDATED            : 199410
DATA ITEMS CITED        : 11
MOLECULAR FORMULA       : C6-H14-N4-O2
MOLECULAR WEIGHT        : 174.24
WISWESSER LINE NOTATION : T6N DNTJ ANO B DNO F
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
SYNONYMS/TRADE NAMES :
   * Dinitroso-2,6-dimethylpiperazine
   * 2,6-Dimethyldinitrosopiperazine
   * N,N'-Dinitroso-2,6-dimethylpiperazine
   * 1,4-Dinitroso-2,6-dimethylpiperazine
   * 2,6-Dimethyl-dnpz
   * Dndmp
 
                       *** HEALTH HAZARD DATA ***
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 240 mg/kg/20W-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Gastrointestinal - tumors
   Sense Organs and Special Senses (Olfaction) - tumors
REFERENCE :
   CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
   Southfield Road, Eynsham, Oxford OX8 1JJ, UK)  V.1-    1980-
   Volume(issue)/page/year: 4,1165,1983
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 4800 mg/kg/50W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Liver - tumors
   Liver - angiosarcoma
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   40,1879,1980
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - hamster
DOSE/DURATION           : 1960 mg/kg/35W-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Gastrointestinal - tumors
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
   Southfield Road, Eynsham, Oxford OX8 1JJ, UK)  V.1-    1980-
   Volume(issue)/page/year: 4,1165,1983
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1800 mg/kg/33W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Sense Organs and Special Senses (Olfaction) - tumors
   Gastrointestinal - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   35,1270,1975
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1200 mg/kg/20W-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Gastrointestinal - tumors
REFERENCE :
   CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
   Southfield Road, Eynsham, Oxford OX8 1JJ, UK)  V.1-    1980-
   Volume(issue)/page/year: 4,1165,1983
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 63 mg/kg/25W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Sense Organs and Special Senses (Olfaction) - tumors
   Gastrointestinal - tumors
REFERENCE :
   FCTOD7 Food and Chemical Toxicology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.20-    1982- Volume(issue)/page/year:
   21,601,1983
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 958 mg/kg/27W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Sense Organs and Special Senses (Olfaction) - tumors
   Gastrointestinal - tumors
REFERENCE :
   IAPUDO IARC Publications.  (WHO Publications Centre USA, 49 Sheridan Ave.,
   Albany, NY 12210) No.27-    1979-  Volume(issue)/page/year: 57,617,1984
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - hamster
DOSE/DURATION           : 2091 mg/kg/67W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Gastrointestinal - tumors
REFERENCE :
   IAPUDO IARC Publications.  (WHO Publications Centre USA, 49 Sheridan Ave.,
   Albany, NY 12210) No.27-    1979-  Volume(issue)/page/year: 57,617,1984
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 50 ug/plate
REFERENCE :
   TCMUE9 Topics in Chemical Mutagenesis.  (Plenum Pub. Corp., 233 Spring
   Street, New York, NY 10013) V.1-    1984-  Volume(issue)/page/year:
   1,13,1984
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Yeast - Saccharomyces cerevisiae
DOSE/DURATION           : 25 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 77,143,1980

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Positive: Histidine reversion-Ames test

 
                            *** END OF RECORD ***