*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : HN0875000
CHEMICAL NAME           : Dibenz(a,h)acridine
CAS REGISTRY NUMBER     : 226-36-8
BEILSTEIN REFERENCE NO. : 0209261
REFERENCE               : 5-20-08-00657 (Beilstein Handbook Reference)
LAST UPDATED            : 199710
DATA ITEMS CITED        : 23
MOLECULAR FORMULA       : C21-H13-N
MOLECULAR WEIGHT        : 279.35
WISWESSER LINE NOTATION : T G6 D6 B666 CNJ
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
SYNONYMS/TRADE NAMES :
   * 7-Azadibenz(a,h)anthracene
   * DB(a,h)AC
   * Dibenz(a,d)acridine
   * 1,2,5,6-Dibenzacridine
   * 1,2,5,6-Dibenzoacridine
   * 1,2,5,6-Dinaphthacridine
 
                       *** HEALTH HAZARD DATA ***
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Implant
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 5 mg/kg
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Tumorigenic - tumors at site of application
REFERENCE :
   CALEDQ Cancer Letters (Shannon, Ireland).  (Elsevier Scientific Pub. Ireland
   Ltd., POB 85, Limerick, Ireland)  V.1-    1975- Volume(issue)/page/year:
   20,97,1983
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 13 gm/kg/63W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Gastrointestinal - tumors
   Skin and Appendages - tumors
REFERENCE :
   PRLBA4 Proceedings of the Royal Society of London, Series B: Biological
   Sciences.  (Royal Soc., 6 Carlton House Terrace, London SW1Y 5AG, UK) V.76- 
     1905-  Volume(issue)/page/year: 129,439,1940
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 540 mg/kg/45W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Skin and Appendages - tumors
   Tumorigenic - tumors at site of application
REFERENCE :
   ACRSAJ Advances in Cancer Research.  (Academic Press, Inc., 465 S. Lincoln
   Dr., Troy, MO 63379) V.1-    1953-  Volume(issue)/page/year: 4,315,1956
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 430 mg/kg/24W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   PRLBA4 Proceedings of the Royal Society of London, Series B: Biological
   Sciences.  (Royal Soc., 6 Carlton House Terrace, London SW1Y 5AG, UK) V.76- 
     1905-  Volume(issue)/page/year: 123,343,1937
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 10 mg/kg
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   JNCIAM Journal of the National Cancer Institute.  (Washington, DC)  V.1-60,
   1940-78.  For publisher information, see JJIND8.  Volume(issue)/page/year:
   1,225,1940
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 790 mg/kg/33W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Skin and Appendages - tumors
   Tumorigenic - tumors at site of application
REFERENCE :
   PRLBA4 Proceedings of the Royal Society of London, Series B: Biological
   Sciences.  (Royal Soc., 6 Carlton House Terrace, London SW1Y 5AG, UK) V.76- 
     1905-  Volume(issue)/page/year: 117,318,1935
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1600 mg/kg/24W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   PRLBA4 Proceedings of the Royal Society of London, Series B: Biological
   Sciences.  (Royal Soc., 6 Carlton House Terrace, London SW1Y 5AG, UK) V.76- 
     1905-  Volume(issue)/page/year: 129,439,1940
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Implant
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1500 ug/kg
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Tumorigenic - tumors at site of application
REFERENCE :
   CALEDQ Cancer Letters (Shannon, Ireland).  (Elsevier Scientific Pub. Ireland
   Ltd., POB 85, Limerick, Ireland)  V.1-    1975- Volume(issue)/page/year:
   20,97,1983
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Micronucleus test
ROUTE OF EXPOSURE       : Intratracheal
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 300 mg/kg
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 312,165,1994
 
TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Rodent - rat Embryo
DOSE/DURATION           : 1 mg/L
REFERENCE :
   JNCIAM Journal of the National Cancer Institute.  (Washington, DC)  V.1-60,
   1940-78.  For publisher information, see JJIND8.  Volume(issue)/page/year:
   51,799,1973
 
TYPE OF TEST            : DNA adduct
ROUTE OF EXPOSURE       : Intratracheal
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 75 mg/kg
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 312,165,1994
 
TYPE OF TEST            : Sister chromatid exchange
ROUTE OF EXPOSURE       : Intratracheal
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 150 mg/kg
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 312,165,1994

                              *** REVIEWS ***
 
   IARC Cancer Review:Animal Sufficient Evidence
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 3,247,1973

   IARC Cancer Review:Animal Sufficient Evidence
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 32,277,1983

   IARC Cancer Review:Human No Adequate Data
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 32,277,1983

   IARC Cancer Review:Group 2B
   IMSUDL IARC Monographs, Supplement.  (WHO Publications Centre USA, 49
   Sheridan Ave., Albany, NY 12210)  No.1-    1979-  Volume(issue)/page/year:
   7,56,1987

   TOXICOLOGY REVIEW
   85DHAX "Medical and Biologic Effects of Environmental Pollutants Series,"
   Washington, DC, National Academy of Sciences, 1972-77
   Volume(issue)/page/year: Pc,4,1972

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-FRANCE;Carcinogen JAN 1993

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Positive: Carcinogenicity-mouse/rat
   
   EPA GENETOX PROGRAM 1988, Positive: Cell transform.-RLV F344 rat embryo
   
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
   
   NTP 7th Annual Report on Carcinogens, 1992 : anticipated to be carcinogen

 
                            *** END OF RECORD ***