*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TA0378000 CHEMICAL NAME : Phosphonic acid, phenyl-, O,O-dimethyl ester CAS REGISTRY NUMBER : 2240-41-7 BEILSTEIN REFERENCE NO. : 0639039 REFERENCE : 0-16-00-00804 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C8-H11-O3-P MOLECULAR WEIGHT : 186.16 COMPOUND DESCRIPTOR : Agricultural Chemical SYNONYMS/TRADE NAMES : * Dimethyl benzenephosphonate * O,O-Dimethyl phenylphosphonate * Phenylphosphonic acid dimethyl ester *** 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 : Gastrointestinal - hypermotility, diarrhea Kidney, Ureter, Bladder - urine volume increased Blood - other changes 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: 8,619,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1953- Volume(issue)/page/year: 27,1197,1979 *** END OF RECORD ***