*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SZ9085000 CHEMICAL NAME : Phosphonic acid, methyl-, diethyl ester CAS REGISTRY NUMBER : 683-08-9 BEILSTEIN REFERENCE NO. : 1753416 REFERENCE : 4-04-00-03500 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C5-H13-O3-P MOLECULAR WEIGHT : 152.15 SYNONYMS/TRADE NAMES : * Diethyl methylphosphonate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2240 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FATOBP Farmakologiya i Toksikologiya (Kiev). Pharmacology and Toxicology. (Kievskii Nauchno- Issledovatel'skii Institut Farmakologii i Toksikologii, Kiev, USSR) No.1- 1964- Volume(issue)/page/year: 10,121,1975 *** END OF RECORD ***