*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : NI3950000
CHEMICAL NAME : Imidazole-4-carboxamide, 5-(3,3-dimethyl-1-triazeno)-
CAS REGISTRY NUMBER : 4342-03-4
LAST UPDATED : 199709
DATA ITEMS CITED : 46
MOLECULAR FORMULA : C6-H10-N6-O
MOLECULAR WEIGHT : 182.22
WISWESSER LINE NOTATION : T5M CNJ DVZ ENUNN1&1
COMPOUND DESCRIPTOR : Tumorigen
Drug
Mutagen
Reproductive Effector
Human
SYNONYMS/TRADE NAMES :
* Biocarbazine R
* Dacarbazine
* Deticene
* (Dimethyltriazeno)imidazolecarboxamide
* 4-(Dimethyltriazeno)imidazole-5-carboxamide
* 4-(3,3-Dimethyl-1-triazeno)imidazole-5-carboxamide
* 4-(5)-(3,3-Dimethyl-1-triazeno)imidazole-5(4)-carboxamide
* 5-(Dimethyltriazeno)imidazole-4-carboxamide
* 5-(3,3-Dimethyltriazeno)imidazole-4-carboxamide
* 5-(3,3-Dimethyl-1-triazeno)imidazole-4-carboxamide
* DTIC-dome
* 1H-Imidazole-4-carboxamide, 5-(3,3-dimethyl-1-triazenyl)-
* NCI-C04717
* NSC-45388
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Human
DOSE/DURATION : 3500 ug/kg
TOXIC EFFECTS :
Gastrointestinal - nausea or vomiting
Blood - leukopenia
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - dehydrogenases
REFERENCE :
CCROBU Cancer Chemotherapy Reports, Part 1. (Washington, DC) V.52(6)-59,
1968-75. For publisher information, see CTRRDO. Volume(issue)/page/year:
57,83,1973
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 2147 mg/kg
TOXIC EFFECTS :
Behavioral - changes in motor activity (specific assay)
Behavioral - antipsychotic
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 9,3105,1981
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 350 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ARGEAR Archiv fuer Geschwulstforschung. (VEB Verlag Volk und Gesundheit
Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1949-
Volume(issue)/page/year: 50,306,1980
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 411 mg/kg
TOXIC EFFECTS :
Behavioral - changes in motor activity (specific assay)
Behavioral - antipsychotic
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 9,3105,1981
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 2032 mg/kg
TOXIC EFFECTS :
Behavioral - changes in motor activity (specific assay)
Behavioral - antipsychotic
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 9,3105,1981
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 567 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CTRRDO Cancer Treatment Reports. (Washington, DC) V.60-71, 1976-87. For
publisher information, see JNCIEQ. Volume(issue)/page/year: 62,721,1978
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 466 mg/kg
TOXIC EFFECTS :
Behavioral - changes in motor activity (specific assay)
Behavioral - antipsychotic
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 9,3105,1981
TYPE OF TEST : LD10 - Lethal Dose
ROUTE OF EXPOSURE : Parenteral
SPECIES OBSERVED : Rodent - hamster
DOSE/DURATION : 250 mg/kg
TOXIC EFFECTS :
Tumorigenic - active as anti-cancer agent
REFERENCE :
JSONAU Journal of Surgical Oncology. (Alan R. Liss, Inc., 41 E. 11th St.,
New York, NY 10003) V.1- 1969- Volume(issue)/page/year: 15,355,1980
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 1568 mg/kg/14D-I
TOXIC EFFECTS :
Related to Chronic Data - death
REFERENCE :
CTRRDO Cancer Treatment Reports. (Washington, DC) V.60-71, 1976-87. For
publisher information, see JNCIEQ. Volume(issue)/page/year: 62,693,1978
** TUMORIGENIC DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1730 mg/kg/15W-C
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria
Blood - lymphoma, including Hodgkin's disease
Skin and Appendages - 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:
54,951,1975
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 25 mg/kg
female 20 day(s) after conception
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Reproductive - Tumorigenic effects - transplacental tumorigenesis
Brain and Coverings - tumors
REFERENCE :
ARGEAR Archiv fuer Geschwulstforschung. (VEB Verlag Volk und Gesundheit
Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1949-
Volume(issue)/page/year: 50,306,1980
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 3900 mg/kg/26W-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria
Blood - lymphoma, including Hodgkin's disease
Skin and Appendages - tumors
REFERENCE :
RRCRBU Recent Results in Cancer Research. (Springer-Verlag New York, Inc.,
Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1965-
Volume(issue)/page/year: 52,1,1975
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 1950 mg/kg/26W-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria
Lungs, Thorax, or Respiration - tumors
Blood - lymphoma, including Hodgkin's disease
REFERENCE :
RRCRBU Recent Results in Cancer Research. (Springer-Verlag New York, Inc.,
Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1965-
Volume(issue)/page/year: 52,1,1975
TYPE OF TEST : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 3700 mg/kg/14W-C
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria
Blood - lymphoma, including Hodgkin's disease
Skin and Appendages - tumors
REFERENCE :
PAACA3 Proceedings of the American Association for Cancer Research. (Waverly
Press, 428 E. Preston St., Baltimore, MD 21202) V.1- 1954-
Volume(issue)/page/year: 11,73,1970
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 50 mg/kg
SEX/DURATION : female 12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
e.g., stunted fetus)
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
33,2231,1973
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 200 mg/kg
SEX/DURATION : female 12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - urogenital system
REFERENCE :
ANREAK Anatomical Record. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY
10003) V.1- 1906/08- Volume(issue)/page/year: 186,461,1976
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 100 mg/kg
SEX/DURATION : female 12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
33,2231,1973
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 400 mg/kg
SEX/DURATION : female 12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - Central Nervous System
Reproductive - Specific Developmental Abnormalities - craniofacial
(including nose and tongue)
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
33,2231,1973
** MUTATION DATA **
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Bacteria - Salmonella typhimurium
DOSE/DURATION : 100 ug/plate
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980-
Volume(issue)/page/year: 3,467,1982
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Bacteria - Escherichia coli
DOSE/DURATION : 100 ug/plate
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980-
Volume(issue)/page/year: 3,467,1982
TYPE OF TEST : DNA repair
TEST SYSTEM : Bacteria - Escherichia coli
DOSE/DURATION : 600 pg/plate
REFERENCE :
NULSAK Nucleus (Calcutta). (Dr. A.K. Sharma, Centre of Advanced Studies in
Cell and Chromosome Research, Calcutta, 35 Baliygunge Circular Rd., Calcutta
700 019, India) V.1- 1958- Volume(issue)/page/year: 28,159,1985
TYPE OF TEST : Sex chromosome loss and nondisjunction
ROUTE OF EXPOSURE : Oral
TEST SYSTEM : Insect - Drosophila melanogaster
DOSE/DURATION : 500 umol/L/3D
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 202,251,1988
TYPE OF TEST : Gene conversion and mitotic recombination
TEST SYSTEM : Yeast - Saccharomyces cerevisiae
DOSE/DURATION : 500 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 204,239,1988
TYPE OF TEST : DNA inhibition
TEST SYSTEM : Rodent - mouse Fibroblast
DOSE/DURATION : 10 umol/L
REFERENCE :
BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House,
Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year:
24,615,1975
TYPE OF TEST : Mutation test systems - not otherwise specified
TEST SYSTEM : Rodent - mouse Fibroblast
DOSE/DURATION : 100 umol/L
REFERENCE :
BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House,
Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year:
24,615,1975
TYPE OF TEST : DNA damage
ROUTE OF EXPOSURE : Intraperitoneal
TEST SYSTEM : Rodent - rat
DOSE/DURATION : 6 mg/kg
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980-
Volume(issue)/page/year: 12,285,1991
TYPE OF TEST : DNA inhibition
ROUTE OF EXPOSURE : Intraperitoneal
TEST SYSTEM : Rodent - rat
DOSE/DURATION : 37500 ug/kg
REFERENCE :
BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House,
Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year:
21,2817,1972
TYPE OF TEST : DNA inhibition
TEST SYSTEM : Rodent - rat Cells - not otherwise specified
DOSE/DURATION : 1 mmol/L
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
36,2827,1976
TYPE OF TEST : Mutation test systems - not otherwise specified
TEST SYSTEM : Rodent - rat Cells - not otherwise specified
DOSE/DURATION : 1 mmol/L
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
36,2827,1976
TYPE OF TEST : Micronucleus test
ROUTE OF EXPOSURE : Intraperitoneal
TEST SYSTEM : Rodent - mouse
DOSE/DURATION : 225 mg/kg/48H (Intermittent)
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 389,3,1997
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Rodent - mouse Lymphocyte
DOSE/DURATION : 75 mg/L
REFERENCE :
DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New
York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 1,277,1978
TYPE OF TEST : Mutation test systems - not otherwise specified
ROUTE OF EXPOSURE : Intraperitoneal
TEST SYSTEM : Rodent - mouse
DOSE/DURATION : 9 mg/kg
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 223,259,1989
TYPE OF TEST : Cytogenetic analysis
ROUTE OF EXPOSURE : Intraperitoneal
TEST SYSTEM : Rodent - mouse
DOSE/DURATION : 9 mg/kg
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 223,259,1989
TYPE OF TEST : Mutation in mammalian somatic cells
TEST SYSTEM : Rodent - mouse Lymphocyte
DOSE/DURATION : 75 mg/L
REFERENCE :
DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New
York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 1,277,1978
TYPE OF TEST : Sister chromatid exchange
TEST SYSTEM : Rodent - hamster Ovary
DOSE/DURATION : 200 mg/L
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
43,577,1983
TYPE OF TEST : Mutation in mammalian somatic cells
TEST SYSTEM : Rodent - hamster Lung
DOSE/DURATION : 20 mg/L
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980-
Volume(issue)/page/year: 3,467,1982
TYPE OF TEST : Mutation in mammalian somatic cells
TEST SYSTEM : Rodent - hamster Ovary
DOSE/DURATION : 400 mg/L
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
43,577,1983
*** 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: 26,203,1981
IARC Cancer Review:Human Inadequate 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: 26,203,1981
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:
7,184,1987
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - X3246
No. of Facilities: 412 (estimated)
No. of Industries: 1
No. of Occupations: 9
No. of Employees: 17273 (estimated)
No. of Female Employees: 12863 (estimated)
*** STATUS IN U.S. ***
EPA GENETOX PROGRAM 1988, Positive: Carcinogenicity-mouse/rat
EPA GENETOX PROGRAM 1988, Positive: D melanogaster Sex-linked lethal
EPA GENETOX PROGRAM 1988, Positive: CHO gene mutation
NCI Carcinogenesis Studies (ipr);clear evidence:mouse,rat
RRCRBU Recent Results in Cancer Research. (Springer-Verlag New York, Inc.,
Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1965-
Volume(issue)/page/year: 52,1,75
NTP 7th Annual Report on Carcinogens, 1992 : anticipated to be carcinogen
*** END OF RECORD ***
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