*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : FA9100000 CHEMICAL NAME : Carbamic acid, ethyl-, ethyl ester CAS REGISTRY NUMBER : 623-78-9 BEILSTEIN REFERENCE NO. : 1744742 REFERENCE : 4-04-00-00365 (Beilstein Handbook Reference) LAST UPDATED : 199710 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C5-H11-N-O2 MOLECULAR WEIGHT : 117.17 WISWESSER LINE NOTATION : 2OVM2 COMPOUND DESCRIPTOR : Tumorigen SYNONYMS/TRADE NAMES : * Ethylcarbamic acid, ethyl ester * Ethyl ethylcarbamate * Ethyl-N-ethyl carbamate * N-Ethylurethane *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 860 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 ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 6500 mg/kg/13W-I 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: 9,35,1948 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA Section 8(d) unpublished health/safety studies EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***