*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TA0400000 CHEMICAL NAME : Phosphonic acid, phenyl-, propyl (2-propynyl) ester CAS REGISTRY NUMBER : 18705-22-1 BEILSTEIN REFERENCE NO. : 2848621 LAST UPDATED : 199612 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C12-H15-O3-P MOLECULAR WEIGHT : 238.24 WISWESSER LINE NOTATION : 3OPO&R&O2UU1 COMPOUND DESCRIPTOR : Agricultural Chemical SYNONYMS/TRADE NAMES : * FMC-16388 * NIA 16,388 * Propyl-2-propynylphenylphosphonate * O-n-Propyl O-(2-propynyl) phenylphosphonate *** 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 : 362 mg/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: 4,332,1969 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 2650 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: 4,332,1969 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Bird - chicken DOSE/DURATION : 341 mg/kg TOXIC EFFECTS : Autonomic Nervous System - other (direct) parasympathomimetic REFERENCE : JTEHD6 Journal of Toxicology and Environmental Health. (Hemisphere Pub., 1025 Vermont Ave., NW, Washington, DC 20005) V.1- 1975/76- Volume(issue)/page/year: 10,907,1982 *** END OF RECORD ***