*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : PB2975000 CHEMICAL NAME : Methanesulfonyl fluoride CAS REGISTRY NUMBER : 558-25-8 BEILSTEIN REFERENCE NO. : 1740836 REFERENCE : 4-04-00-00027 (Beilstein Handbook Reference) LAST UPDATED : 199710 DATA ITEMS CITED : 14 MOLECULAR FORMULA : C-H3-F-O2-S MOLECULAR WEIGHT : 98.10 WISWESSER LINE NOTATION : WSF1 COMPOUND DESCRIPTOR : Agricultural Chemical SYNONYMS/TRADE NAMES : * Fluoro methyl sulfone * Fumette * Methanesulphonyl fluoride * Mesyl fluoride * MSF *** 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 : 2 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : IAEC** Interagency Collaborative Group on Environmental Carcinogenesis, National Cancer Institute, Memorandum, June 17, 1974 Volume(issue)/page/year: 17JUN1974 TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1 ppm/7H TOXIC EFFECTS : Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase REFERENCE : AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 40,986,1979 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 3 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NATUAS Nature. (Nature Subscription Dept., POB 1018, Manasguan, NJ 08736) V.1- 1869- Volume(issue)/page/year: 173,33,1954 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 3500 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 28ZEAL "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969 Volume(issue)/page/year: 4,271,1969 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 3500 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 1,287,1968 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : IAEC** Interagency Collaborative Group on Environmental Carcinogenesis, National Cancer Institute, Memorandum, June 17, 1974 Volume(issue)/page/year: 17JUN1974 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Mammal - dog DOSE/DURATION : 3500 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 1,287,1968 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Mammal - dog DOSE/DURATION : 5620 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : IAEC** Interagency Collaborative Group on Environmental Carcinogenesis, National Cancer Institute, Memorandum, June 17, 1974 Volume(issue)/page/year: 17JUN1974 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : >24 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : IAEC** Interagency Collaborative Group on Environmental Carcinogenesis, National Cancer Institute, Memorandum, June 17, 1974 Volume(issue)/page/year: 17JUN1974 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 3500 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 1,287,1968 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 3370 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : IAEC** Interagency Collaborative Group on Environmental Carcinogenesis, National Cancer Institute, Memorandum, June 17, 1974 Volume(issue)/page/year: 17JUN1974 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TCLo - Lowest published toxic concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 100 ppm/7H/13W-I TOXIC EFFECTS : Brain and Coverings - other degenerative changes Blood - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase REFERENCE : AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 40,986,1979 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***