*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UM6815000 CHEMICAL NAME : Pseudourea, 2-ethyl-2-thio-, P,P'-diethylpyrophosphate (2:1) CAS REGISTRY NUMBER : 37031-95-1 LAST UPDATED : 197901 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C6-H18-N4-S2.C4-H12-O7-P2 MOLECULAR WEIGHT : 444.50 WISWESSER LINE NOTATION : MUYZS2 2 &2OPWOPWO&O2 SYNONYMS/TRADE NAMES : * P,P'-Diethylpyrophosphate-bis-S-ethyl-isothiuronium * 2-Ethyl-2-thiopseudourea P,P'-diethylpyrophosphate (2:1) *** 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 : 605 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : RPTOAN Russian Pharmacology and Toxicology (English Translation). Translation of FATOAO. (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey, UK) V.30- 1967- Volume(issue)/page/year: 39,66,1976 *** END OF RECORD ***