*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SZ7020000 CHEMICAL NAME : Phosphonic acid, butyl-, monoethyl ester, anhydride with diethyl phosphate CAS REGISTRY NUMBER : 63886-51-1 LAST UPDATED : 199712 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C10-H24-O6-P2 MOLECULAR WEIGHT : 302.28 WISWESSER LINE NOTATION : 2OPO&O2&OPO&4&O2 SYNONYMS/TRADE NAMES : * Monoethyl butylphosphonate anhydride with diethyl phosphate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 31300 ug/kg TOXIC EFFECTS : Behavioral - altered sleep time (including change in righting reflex) REFERENCE : CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 9,131,1957 *** END OF RECORD ***