*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : FC2450000
CHEMICAL NAME : Carbamic acid, methyl ester
CAS REGISTRY NUMBER : 598-55-0
BEILSTEIN REFERENCE NO. : 0635779
REFERENCE : 4-03-00-00037 (Beilstein Handbook Reference)
LAST UPDATED : 199710
DATA ITEMS CITED : 31
MOLECULAR FORMULA : C2-H5-N-O2
MOLECULAR WEIGHT : 75.08
WISWESSER LINE NOTATION : ZVO1
COMPOUND DESCRIPTOR : Tumorigen
Mutagen
SYNONYMS/TRADE NAMES :
* Methyl carbamate
* Methylester kyseliny karbaminove
* Methylkarbamat
* Methylurethan
* Methylurethane
* NCI-C55594
* Urethylane
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 2500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTPTR* National Toxicology Program Technical Report Series. (Research
Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-328,1987
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 6200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTPTR* National Toxicology Program Technical Report Series. (Research
Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-328,1987
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
23,288,1972
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 4450 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
REFERENCE :
AJEBAK Australian Journal of Experimental Biology and Medical Science.
(Adelaide, S.A., Australia) V.1-64, 1924-86. Volume(issue)/page/year:
45,507,1967
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : >2 gm/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - ptosis
Behavioral - altered sleep time (including change in righting reflex)
Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology,
Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-
1990- Volume(issue)/page/year: 1,161,1992
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - quail
DOSE/DURATION : 21 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
Behavioral - ataxia
Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
EESADV Ecotoxicology and Environmental Safety. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1977- Volume(issue)/page/year:
8,551,1984
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 16 gm/kg/16D-I
TOXIC EFFECTS :
Related to Chronic Data - death
REFERENCE :
NTPTR* National Toxicology Program Technical Report Series. (Research
Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-328,1987
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 26 gm/kg/13W-I
TOXIC EFFECTS :
Liver - changes in liver weight
Endocrine - other changes
Blood - changes in bone marrow (not otherwise specified)
REFERENCE :
NTPTR* National Toxicology Program Technical Report Series. (Research
Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-328,1987
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 3500 mg/kg/7D-I
TOXIC EFFECTS :
Liver - changes in liver weight
REFERENCE :
ATSUDG Archives of Toxicology, Supplement. (Springer-Verlag New York, Inc.,
Service Center, 44 Hartz Way, Secaucus, NJ 07094) No.1- 1978-
Volume(issue)/page/year: 13,319,1989
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 130 gm/kg/26W-I
TOXIC EFFECTS :
Liver - changes in liver weight
REFERENCE :
JJCREP Japanese Journal of Cancer Research. (Elsevier Science Pub. BV, POB
211, 1000 AE Amsterdam, Netherlands) V.76- 1985-
Volume(issue)/page/year: 83,258,1992
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 130 gm/kg/13W-I
TOXIC EFFECTS :
Liver - changes in liver weight
Related to Chronic Data - death
REFERENCE :
NTPTR* National Toxicology Program Technical Report Series. (Research
Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-328,1987
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 24 gm/kg/16D-I
TOXIC EFFECTS :
Related to Chronic Data - death
REFERENCE :
NTPTR* National Toxicology Program Technical Report Series. (Research
Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-328,1987
** TUMORIGENIC DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 102 gm/kg/2Y
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria
Liver - tumors
REFERENCE :
NTPTR* National Toxicology Program Technical Report Series. (Research
Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-328,1987
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 45 mg/kg/14W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Skin and Appendages - tumors
REFERENCE :
BJCAAI British Journal of Cancer. (Macmillan Press Ltd., Houndmills,
Basingstoke, Hants. RG21 2XS, UK) V.1- 1947- Volume(issue)/page/year:
9,177,1955
TYPE OF TEST : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 104 gm/kg/1Y-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria
Liver - tumors
REFERENCE :
JJCREP Japanese Journal of Cancer Research. (Elsevier Science Pub. BV, POB
211, 1000 AE Amsterdam, Netherlands) V.76- 1985-
Volume(issue)/page/year: 83,258,1992
** MUTATION DATA **
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Bacteria - Escherichia coli
DOSE/DURATION : 50 gm/L/3H
REFERENCE :
CRSUBM Cancer Research Supplement. (Baltimore, MD) No.1-4, 1953-56.
Volume(issue)/page/year: 3,69,1955
TYPE OF TEST : Morphological transformation
TEST SYSTEM : Rodent - rat Embryo
DOSE/DURATION : 120 ug/L
REFERENCE :
JJIND8 JNCI, Journal of the National Cancer Institute. (Washington, DC)
V.61-79, 1978-87. For publisher information, see JNCIEQ.
Volume(issue)/page/year: 67,1303,1981
TYPE OF TEST : Unscheduled DNA synthesis
ROUTE OF EXPOSURE : Oral
TEST SYSTEM : Rodent - rat
DOSE/DURATION : 1 gm/kg
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 320,189,1994
TYPE OF TEST : Mutation test systems - not otherwise specified
ROUTE OF EXPOSURE : Parenteral
TEST SYSTEM : Rodent - mouse
DOSE/DURATION : 375 mg/kg
REFERENCE :
ZKKOBW Zeitschrift fuer Krebsforschung und Klinische Onkologie. (Berlin,
Fed. Rep. Ger.) V.76-92, 1971-78. For publisher information, see JCROD7.
Volume(issue)/page/year: 76,69,1971
*** REVIEWS ***
IARC Cancer Review:Animal 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: 12,151,1976
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: 12,151,1976
IARC Cancer Review:Group 3
IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49
Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year:
7,56,1987
*** STATUS IN U.S. ***
EPA GENETOX PROGRAM 1988, Positive: Cell transform.-RLV F344 rat embryo
EPA GENETOX PROGRAM 1988, Negative: Aspergillus-aneuploidy; SHE-clonal assay
EPA GENETOX PROGRAM 1988, Negative: E coli polA with S9; Histidine
reversion-Ames test
EPA GENETOX PROGRAM 1988, Negative: S cerevisiae-homozygosis
EPA GENETOX PROGRAM 1988, Inconclusive: Carcinogenicity-mouse/rat; E coli
polA without S9
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
NTP Carcinogenesis Studies (gavage);clear evidence:rat
NTPTR* National Toxicology Program Technical Report Series. (Research
Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-328,87
NTP Carcinogenesis Studies (gavage);no evidence:mouse
NTPTR* National Toxicology Program Technical Report Series. (Research
Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-328,87
*** END OF RECORD ***