*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : PC2625000
CHEMICAL NAME : Methanol, (methyl-ONN-azoxy)-
CAS REGISTRY NUMBER : 590-96-5
BEILSTEIN REFERENCE NO. : 1921057
LAST UPDATED : 199709
DATA ITEMS CITED : 35
MOLECULAR FORMULA : C2-H6-N2-O2
MOLECULAR WEIGHT : 90.10
WISWESSER LINE NOTATION : Q1NUNO&1
COMPOUND DESCRIPTOR : Tumorigen
Mutagen
Reproductive Effector
SYNONYMS/TRADE NAMES :
* 1-Hydroxymethyl-2-methylditmide-2-oxide
* Methylazoxymethanol
*** HEALTH HAZARD DATA ***
** TUMORIGENIC DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 50 mg/kg/2W-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: 12,335,1991
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 234 mg/kg/39W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Gastrointestinal - tumors
REFERENCE :
DICRAG Diseases of the Colon and Rectum. (Lippincott/Harper, Journal
Fulfillment Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1958-
Volume(issue)/page/year: 16,438,1973
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 10 mg/kg/9W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Gastrointestinal - tumors
Liver - tumors
REFERENCE :
25NJAN "International Cancer Congress, Abstracts, 10th, Houston, TX, 1970,"
Cumley, R.W., and J.E. McCay, eds., Chicago, IL, Year Book Medical Pub.,
Inc., 1970 Volume(issue)/page/year: -,24,1970
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 1800 ug/kg
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Gastrointestinal - tumors
Liver - tumors
REFERENCE :
25NJAN "International Cancer Congress, Abstracts, 10th, Houston, TX, 1970,"
Cumley, R.W., and J.E. McCay, eds., Chicago, IL, Year Book Medical Pub.,
Inc., 1970 Volume(issue)/page/year: -,24,1970
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - hamster
DOSE/DURATION : 20 mg/kg
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Gastrointestinal - colon tumors
Liver - 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: 10,86,1969
TYPE OF TEST : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 80 mg/kg/35W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Gastrointestinal - colon tumors
REFERENCE :
APAVAY Virchows Archiv fuer Pathologische, Anatomie und Physiologie, und
fuer Klinische Medizin. (Berlin, Ger.) V.1-343, 1847-1967. For publisher
information, see VAAPB7. Volume(issue)/page/year: 340,151,1965
TYPE OF TEST : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 18 mg/kg/3W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Gastrointestinal - tumors
Liver - tumors
REFERENCE :
25NJAN "International Cancer Congress, Abstracts, 10th, Houston, TX, 1970,"
Cumley, R.W., and J.E. McCay, eds., Chicago, IL, Year Book Medical Pub.,
Inc., 1970 Volume(issue)/page/year: -,24,1970
TYPE OF TEST : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 20 mg/kg
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Kidney, Ureter, Bladder - Kidney tumors
REFERENCE :
IGKEAO Igaku Kenkyu. Medical Research. (Daido Gakkan Shuppanbu, Kyushu
Daigaku Igakubu, Hoigaku Kyoshitsu, Fukuoka 812, Japan) V.1- 1927-
Volume(issue)/page/year: 44,211,1974
TYPE OF TEST : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 50 mg/kg/2W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Gastrointestinal - tumors
Kidney, Ureter, Bladder - Kidney tumors
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980-
Volume(issue)/page/year: 6,1529,1985
TYPE OF TEST : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 20 mg/kg/2W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Gastrointestinal - tumors
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:
37,217,1966
TYPE OF TEST : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 50 mg/kg/2W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Gastrointestinal - tumors
REFERENCE :
NUCADQ Nutrition and Cancer. (Franklin Institute Press, POB 2266,
Phildelphia, PA 19103) V.1- 1978- Volume(issue)/page/year: 15,229,1991
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 14 mg/kg
SEX/DURATION : female 15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - Central Nervous System
REFERENCE :
TJADAB Teratology, The International Journal of Abnormal Development. (Alan
R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1968-
Volume(issue)/page/year: 25(2),42A,1982
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 20 mg/kg
SEX/DURATION : female 15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - hepatobiliary system
Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight
gain)
REFERENCE :
JTSCDR Journal of Toxicological Sciences. (Japanese Soc. of Toxicological
Sciences, 4th Floor, Gakkai Center Bldg., 4-16, Yayoi 2-chome, Bunkyo-ku,
Tokyo 113, Japan) V.1- 1976- Volume(issue)/page/year: 1(2),114,1976
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 20 mg/kg
SEX/DURATION : female 14-16 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - behavioral
REFERENCE :
SCIEAS Science. (American Assoc. for the Advancement of Science, 1333 H
St., NW, Washington, DC 20005) V.1- 1895- Volume(issue)/page/year:
163,88,1969
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 20 mg/kg
SEX/DURATION : female 15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - biochemical and metabolic
REFERENCE :
NDKIA2 Kankyo Igaku Kenkyusho Nenpo (Nagoya Daigaku). Annual Report of the
Research Institute of Environmental Medicine, Nagoya University. (Nagoya
Daigaku Kankyo Igaku Kenkyusho, Furo-cho, Chikosa-ku, Nagoya 464, Japan)
V.1- 1949- Volume(issue)/page/year: 33,299,1982
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Parenteral
SPECIES OBSERVED : Rodent - rat
DOSE : 45 mg/kg
SEX/DURATION : female 11-13 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - Central Nervous System
Reproductive - Effects on Newborn - behavioral
REFERENCE :
NERADN Neuroscience Research (Shannon, Ireland). (Elsevier Scientific
Publishers Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1984-
Volume(issue)/page/year: 11,209,1991
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Unreported
SPECIES OBSERVED : Rodent - rat
DOSE : 20 mg/kg
SEX/DURATION : female 14-16 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - Central Nervous System
REFERENCE :
XENOBH Xenobiotica. (Taylor & Francis Ltd., 4 John St., London WC1N 2ET,
UK) V.1- 1971- Volume(issue)/page/year: 3,271,1973
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - hamster
DOSE : 20 mg/kg
SEX/DURATION : female 8 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - Central Nervous System
Reproductive - Specific Developmental Abnormalities - eye/ear
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
PSEBAA Proceedings of the Society for Experimental Biology and Medicine.
(Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04-
Volume(issue)/page/year: 124,476,1967
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - hamster
DOSE : 23 mg/kg
SEX/DURATION : female 8 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
PSEBAA Proceedings of the Society for Experimental Biology and Medicine.
(Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04-
Volume(issue)/page/year: 124,476,1967
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - hamster
DOSE : 25 mg/kg
SEX/DURATION : female 8 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
resorbed implants per total number of implants)
REFERENCE :
PSEBAA Proceedings of the Society for Experimental Biology and Medicine.
(Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04-
Volume(issue)/page/year: 124,476,1967
** MUTATION DATA **
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Bacteria - Salmonella typhimurium
DOSE/DURATION : 10 umol/plate
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
39,3780,1979
TYPE OF TEST : Sex chromosome loss and nondisjunction
ROUTE OF EXPOSURE : Oral
TEST SYSTEM : Insect - Drosophila melanogaster
DOSE/DURATION : 90 ng
REFERENCE :
PSEBAA Proceedings of the Society for Experimental Biology and Medicine.
(Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04-
Volume(issue)/page/year: 125,988,1967
TYPE OF TEST : Unscheduled DNA synthesis
TEST SYSTEM : Rodent - rat Liver
DOSE/DURATION : 1350 nmol/plate
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
47,5939,1987
TYPE OF TEST : Host-mediated assay
TEST SYSTEM : Rodent - mouse Bacteria - Salmonella typhimurium
DOSE/DURATION : 1200 mg/kg
REFERENCE :
22XWAN "Chemical Mutagenesis in Mammals and Man," Vogel, F., and G.
Roehrborn, eds., Berlin, Fed. Rep. Ger., Springer, 1970
Volume(issue)/page/year: -,260,1970
TYPE OF TEST : Morphological transformation
TEST SYSTEM : Rodent - hamster Embryo
DOSE/DURATION : 2500 ug/L
REFERENCE :
NATUAS Nature. (Nature Subscription Dept., POB 1018, Manasguan, NJ 08736)
V.1- 1869- Volume(issue)/page/year: 235,278,1972
TYPE OF TEST : DNA damage
TEST SYSTEM : Mammal - species unspecified Lymphocyte
DOSE/DURATION : 1 mol/L
REFERENCE :
BIJOAK Biochemical Journal. (Biochemical Soc. Book Depot, POB 32, Commerce
Way, Colchester, Essex CO2 8HP, UK) V.1- 1906- Volume(issue)/page/year:
98,20c,1966
*** 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: 10,121,1976
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: 10,121,1976
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
PRNPAM Progress in Neuropathology. (New York, NY) V.1-5, 1971-82.
Discontinued. Volume(issue)/page/year: 2,91,1973
TOXICOLOGY REVIEW
85CVA2 "Oncology 1970, Proceedings of the Tenth International Cancer
Congress," Chicago, Year Book Medical Pub., 1971 Volume(issue)/page/year:
5,196,1970
TOXICOLOGY REVIEW
CTRRDO Cancer Treatment Reports. (Washington, DC) V.60-71, 1976-87. For
publisher information, see JNCIEQ. Volume(issue)/page/year: 60,1171,1976
*** STATUS IN U.S. ***
EPA GENETOX PROGRAM 1988, Positive: Carcinogenicity-mouse/rat; SHE-clonal
assay
EPA GENETOX PROGRAM 1988, Positive: D melanogaster Sex-linked lethal
EPA GENETOX PROGRAM 1988, Positive: V79 cell culture-gene mutation
*** END OF RECORD ***
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