*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YT1510000 CHEMICAL NAME : Urea, 1,1-dimethyl-3-(m-(1,1,2,2-tetrafluoro)ethoxy)phenyl- CAS REGISTRY NUMBER : 27954-37-6 BEILSTEIN REFERENCE NO. : 2946835 LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C11-H12-F4-N2-O2 MOLECULAR WEIGHT : 280.25 WISWESSER LINE NOTATION : FYFXFFOR CMVN1&1 COMPOUND DESCRIPTOR : Agricultural Chemical SYNONYMS/TRADE NAMES : * N,N-Dimethyl-N'-(3-(1,1,2,2-tetrafluoroethoxy)phenyl)urea * HOE-2991 * N'-(3-Tetrafluoroethoxyphenyl)-N,N-dimethylurea * Tetrafluoron * Tomilon *** 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 : 1265 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85ARAE "Agricultural Chemicals," Thomson, W.T., 4 vols., Fresno, CA, Thomson Publications, 1976/77 revision Volume(issue)/page/year: 2,164,1977 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rat DOSE/DURATION : >2 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FMCHA2 Farm Chemicals Handbook. (Meister Pub., 37841 Euclid Ave., Willoughy, OH 44094) Volume(issue)/page/year: -,C306,1991 *** END OF RECORD ***