*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UU4582000
CHEMICAL NAME           : Pyridinium, 2-formyl-1-methyl-, methyl sulfate, oxime
CAS REGISTRY NUMBER     : 1200-55-1
LAST UPDATED            : 198611
DATA ITEMS CITED        : 5
MOLECULAR FORMULA       : C7-H9-N2-O.C-H3-O4-S
MOLECULAR WEIGHT        : 248.28
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * Contrastigmin
   * Contrastigmine
   * 2-Formyl-1-methylpyridinium methyl sulfate oxime
   * Methylsulphate de methyl-1 N-hydroxy-iminomethyl-2 pyridinium
   * Pralidoxime methyl sulfate
   * Pyridine-2-aldoxime methylsulfate
   * Pyridinium, 2-((hydroxyimino)methyl)-1-methyl-, methyl sulfate (salt)
   * RP 7676
   * Sulfomethylate de pralidoxime
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1716 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
   Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
   THERAP Therapie.  (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris,
   France)  V.1-    1946-  Volume(issue)/page/year: 15,1146,1960
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 145 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   MEXPAG Medicina Experimentalis.  (Basel, Switzerland)  V.1-11, 1959-64;
   V.18-19, 1968-69.  For publisher information, see JNMDBO.
   Volume(issue)/page/year: 8,313,1963
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 686 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
   Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
   THERAP Therapie.  (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris,
   France)  V.1-    1946-  Volume(issue)/page/year: 15,1146,1960
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 172 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
   Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
   THERAP Therapie.  (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris,
   France)  V.1-    1946-  Volume(issue)/page/year: 15,1146,1960
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 172 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
   Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
   THERAP Therapie.  (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris,
   France)  V.1-    1946-  Volume(issue)/page/year: 15,1146,1960
 
                            *** END OF RECORD ***