*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : NJ0570000 CHEMICAL NAME : 2-Imidazolidinone CAS REGISTRY NUMBER : 120-93-4 LAST UPDATED : 199710 DATA ITEMS CITED : 8 MOLECULAR FORMULA : C3-H6-N2-O MOLECULAR WEIGHT : 86.11 WISWESSER LINE NOTATION : T5MVMTJ COMPOUND DESCRIPTOR : Agricultural Chemical Tumorigen Reproductive Effector SYNONYMS/TRADE NAMES : * Ethylene urea * 2-Imidazolidone * Urea, 1,3-ethylene- *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 17,235,1982 ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1000 mg/kg TOXIC EFFECTS : Tumorigenic - Carcinogenic by RTECS criteria Blood - tumors REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: PB223-159 ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE : 15 mg/kg SEX/DURATION : male 1 day(s) pre-mating TOXIC EFFECTS : Reproductive - Fertility - male fertility index (e.g. # males impregnating females per # males exposed to fertile nonpregnant females) REFERENCE : 85GUAJ "Antifertility Compounds in the Male and Female," Jackson, H., Springfield, IL, Charles C. Thomas, 1966 Volume(issue)/page/year: -,37,1966 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83666 No. of Facilities: 159 (estimated) No. of Industries: 3 No. of Occupations: 11 No. of Employees: 4032 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83666 No. of Facilities: 76 (estimated) No. of Industries: 3 No. of Occupations: 4 No. of Employees: 6452 (estimated) No. of Female Employees: 347 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA Section 8(d) unpublished health/safety studies EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***