*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XN4550000 CHEMICAL NAME : Thiopyrophosphoric acid, tetrapropyl ester CAS REGISTRY NUMBER : 3244-90-4 BEILSTEIN REFERENCE NO. : 1715467 REFERENCE : 4-01-00-01432 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 15 MOLECULAR FORMULA : C12-H28-O5-P2-S2 MOLECULAR WEIGHT : 378.46 WISWESSER LINE NOTATION : 3OPS&O3&OPS&O3&O3 COMPOUND DESCRIPTOR : Agricultural Chemical Mutagen SYNONYMS/TRADE NAMES : * A 42 * ASP 51 * Aspon * Bis-O,O-di-n-propylphosphorothionic anhydride * E 8573 * ENT 16,894 * NPD * Propyl thiopyrophosphate * Stauffer asp-51 * Tetrapropyldithiodifosfat * Tetra-n-propyl dithionopyrophosphate * O,O,O,O-Tetrapropyl dithiopyrophosphate * Tetra-n-propyl dithiopyrophosphate *** 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 : 450 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : WRPCA2 World Review of Pest Control. (London, UK) V.1-10, 1962-71. Discontinued. Volume(issue)/page/year: 9,119,1970 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1800 mg/kg TOXIC EFFECTS : Behavioral - tremor Behavioral - convulsions or effect on seizure threshold Behavioral - excitement REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 2,88,1960 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1100 mg/kg TOXIC EFFECTS : Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase Behavioral - convulsions or effect on seizure threshold Behavioral - excitement REFERENCE : AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 8,350,1953 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 100 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 30ZDA9 "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971 Volume(issue)/page/year: -,379,1971 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 8 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CJCHAG Canadian Journal of Chemistry. (National Research Council of Canada, Publication Sales and Distribution, Ottawa ON K1A OR6, Canada) V.29- 1951- Volume(issue)/page/year: 34,1819,1956 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 3250 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CJCHAG Canadian Journal of Chemistry. (National Research Council of Canada, Publication Sales and Distribution, Ottawa ON K1A OR6, Canada) V.29- 1951- Volume(issue)/page/year: 34,1819,1956 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intramuscular SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 4410 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CJCHAG Canadian Journal of Chemistry. (National Research Council of Canada, Publication Sales and Distribution, Ottawa ON K1A OR6, Canada) V.29- 1951- Volume(issue)/page/year: 34,1819,1956 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 3830 mg/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: 1,42,1968 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Bird - chicken DOSE/DURATION : 436 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 6,147,1964 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Negative: Histidine reversion-Ames test EPA GENETOX PROGRAM 1988, Negative: D melanogaster Sex-linked lethal EPA GENETOX PROGRAM 1988, Negative: In vitro UDS-human fibroblast; TRP reversion EPA GENETOX PROGRAM 1988, Negative: S cerevisiae-homozygosis EPA GENETOX PROGRAM 1988, Inconclusive: B subtilis rec assay; E coli polA without S9 *** END OF RECORD ***