*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TC6593500 CHEMICAL NAME : Phosphoric acid, monoethyl ester, compd. with 2-ethyl-2-thiopseudourea (1:1) CAS REGISTRY NUMBER : 21704-45-0 LAST UPDATED : 198106 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C3-H8-N2-S.C2-H7-O4-P MOLECULAR WEIGHT : 230.25 WISWESSER LINE NOTATION : QPQO&O2 &MUYZS2 SYNONYMS/TRADE NAMES : * Carbamidothioic acid, ethyl ester, ethyl phosphate (1:1) * S-Ethylisothiuronium ethyl phosphate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 425 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 43,212,1980 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2100 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 43,212,1980 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 510 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 43,212,1980 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 680 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 43,212,1980 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intramuscular SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 575 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 43,212,1980 *** END OF RECORD ***