*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TE6483500
CHEMICAL NAME           : Phosphorothioic acid, S-(2-aminoethyl) ester,
                          monosodium salt
CAS REGISTRY NUMBER     : 3724-89-8
LAST UPDATED            : 199612
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : C2-H7-N-O3-P-S.Na
MOLECULAR WEIGHT        : 179.12
WISWESSER LINE NOTATION : Z2SPQO&O &-NA-
SYNONYMS/TRADE NAMES :
   * S-(2-Aminoethyl) thiophosphate monosodium salt
   * Cistaphos
   * Cystaphos
   * Cystaphos sodium salt
   * Ethanethiol, 2-amino-, dihydrogen phosphate(ester), monosodium salt
   * Monosodium beta-aminoethyl thiophosphate
   * Sodium hydrogen S-(2-aminoethyl) phosphorothioic acid
   * Sodium hydrogen S-(2-aminoethyl)phosphorothioate
   * WR 638
 
                       *** 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           : 555 mg/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Behavioral - convulsions or effect on seizure threshold
REFERENCE :
   RADOA8 Radiobiologiya.  (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-    1961-  Volume(issue)/page/year: 16,249,1976
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intramuscular
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 505 mg/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Behavioral - convulsions or effect on seizure threshold
REFERENCE :
   RADOA8 Radiobiologiya.  (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-    1961-  Volume(issue)/page/year: 16,249,1976
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1433 mg/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Behavioral - convulsions or effect on seizure threshold
REFERENCE :
   RADOA8 Radiobiologiya.  (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-    1961-  Volume(issue)/page/year: 16,249,1976
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 806 mg/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Behavioral - convulsions or effect on seizure threshold
REFERENCE :
   RADOA8 Radiobiologiya.  (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-    1961-  Volume(issue)/page/year: 16,249,1976
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intramuscular
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1003 mg/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Behavioral - convulsions or effect on seizure threshold
REFERENCE :
   RADOA8 Radiobiologiya.  (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-    1961-  Volume(issue)/page/year: 16,249,1976
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 358 mg/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Behavioral - convulsions or effect on seizure threshold
REFERENCE :
   RADOA8 Radiobiologiya.  (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-    1961-  Volume(issue)/page/year: 16,249,1976
 
                            *** END OF RECORD ***