*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : BY5950000
CHEMICAL NAME           : Aniline, N-methyl-p-(phenylazo)-
CAS REGISTRY NUMBER     : 621-90-9
LAST UPDATED            : 199410
DATA ITEMS CITED        : 26
MOLECULAR FORMULA       : C13-H13-N3
MOLECULAR WEIGHT        : 211.29
WISWESSER LINE NOTATION : 1MR DNUNR
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * Benzenamine, N-methyl-4-(phenylazo)-
   * MAB
   * 4-(Methylamino)azobenzene
   * N-Methyl-4-aminoazobenzene
   * N-Methyl-p-aminoazobenzene
   * N-Methyl-p-(phenylazo)aniline
   * N-Methyl-4-(phenylazo)benzenamine
   * p-Monomethylaminoazobenzene
   * 4-Monomethylaminoazobenzene
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 600 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   OFAJAE Okajimas Folia Anatomica Japonica.  (Keio Univ., School of Medicine,
   Dept. of Anatomy, 35 Shinano-machi, Shinjuku-ku, Tokyo 160, Japan)  V.14-
   1936-  Volume(issue)/page/year: 36,195,1960
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 634 mg/kg/5W-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Sense Organs and Special Senses (Ear) - effect, not otherwise specified
   Liver - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   39,3411,1979
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 930 mg/kg/58W-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Skin and Appendages - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   26,2406,1966
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 317 mg/kg/3W-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Liver - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   44,2540,1984
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 480 mg/kg/12W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Liver - tumors
   Skin and Appendages - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   27,1600,1967
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 3592 ug/kg
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Liver - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   44,2540,1984
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 3700 mg/kg/17W-C
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Liver - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   5,227,1945
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2600 mg/kg/15W-C
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Liver - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   5,235,1945
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2550 mg/kg/19W-C
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Liver - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   8,141,1948
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 11 mg/kg
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Liver - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   44,2540,1984
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 3400 mg/kg/27W-C
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Liver - 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:
   15,67,1954
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 13 gm/kg/34W-C
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Liver - 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:
   59,131,1968
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 38 mg/kg
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Sense Organs and Special Senses (Ear) - effect, not otherwise specified
   Liver - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   39,3411,1979
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2100 mg/kg/5W-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Liver - tumors
REFERENCE :
   CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
   Southfield Road, Eynsham, Oxford OX8 1JJ, UK)  V.1-    1980-
   Volume(issue)/page/year: 8,577,1987
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 400 mg/kg
SEX/DURATION            : female 8-9 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
   resorbed implants per total number of implants)
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   KAIZAN Kaibogaku Zasshi.  Journal of Anatomy.  (Nippon Kaibo Gakkai, c/o
   Tokyo Daigaku Igakubu, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113, Japan)  V.1- 1928-
    Volume(issue)/page/year: 37,179,1962
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 400 mg/kg
SEX/DURATION            : female 10-11 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - craniofacial
   (including nose and tongue)
REFERENCE :
   KAIZAN Kaibogaku Zasshi.  Journal of Anatomy.  (Nippon Kaibo Gakkai, c/o
   Tokyo Daigaku Igakubu, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113, Japan)  V.1- 1928-
    Volume(issue)/page/year: 37,179,1962
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 400 mg/kg
SEX/DURATION            : female 8-9 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   KAIZAN Kaibogaku Zasshi.  Journal of Anatomy.  (Nippon Kaibo Gakkai, c/o
   Tokyo Daigaku Igakubu, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113, Japan)  V.1- 1928-
    Volume(issue)/page/year: 37,193,1962
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 150 mg/kg
SEX/DURATION            : female 10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
   OFAJAE Okajimas Folia Anatomica Japonica.  (Keio Univ., School of Medicine,
   Dept. of Anatomy, 35 Shinano-machi, Shinjuku-ku, Tokyo 160, Japan)  V.14-
   1936-  Volume(issue)/page/year: 36,195,1960
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 600 mg/kg
SEX/DURATION            : female 9-10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - craniofacial
   (including nose and tongue)
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   OFAJAE Okajimas Folia Anatomica Japonica.  (Keio Univ., School of Medicine,
   Dept. of Anatomy, 35 Shinano-machi, Shinjuku-ku, Tokyo 160, Japan)  V.14-
   1936-  Volume(issue)/page/year: 36,195,1960
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 200 ug/plate
REFERENCE :
   PNASA6 Proceedings of the National Academy of Sciences of the United States
   of America.  (National Academy of Sciences, Printing & Pub. Office, 2101
   Constitution Ave., Washington, DC 20418) V.1-    1915-
   Volume(issue)/page/year: 72,5135,1975
 
TYPE OF TEST            : DNA adduct
ROUTE OF EXPOSURE       : Oral
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 200 umol/kg
REFERENCE :
   CBINA8 Chemico-Biological Interactions.  (Elsevier Scientific Pub. Ireland
   Ltd., POB 85, Limerick, Ireland)  V.1-    1969-  Volume(issue)/page/year:
   31,1,1980
 
TYPE OF TEST            : DNA damage
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 120 mg/kg
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   35,844,1975
 
TYPE OF TEST            : Unscheduled DNA synthesis
TEST SYSTEM             : Rodent - rat Liver
DOSE/DURATION           : 1 umol/L
REFERENCE :
   GANNA2 Gann.  Japanese Journal of Cancer Research.  (Tokyo, Japan)  V.1-75,
   1907-84.  For publisher information, see JJCREP.  Volume(issue)/page/year:
   72,930,1981
 
TYPE OF TEST            : DNA adduct
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 120 mg/kg
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   40,2493,1980
 
TYPE OF TEST            : Unscheduled DNA synthesis
TEST SYSTEM             : Rodent - mouse Liver
DOSE/DURATION           : 1 umol/L
REFERENCE :
   GANNA2 Gann.  Japanese Journal of Cancer Research.  (Tokyo, Japan)  V.1-75,
   1907-84.  For publisher information, see JJCREP.  Volume(issue)/page/year:
   72,930,1981

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

 
                            *** END OF RECORD ***