*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UO8426050
CHEMICAL NAME           : 1H-Purine-2,6-dione,
                          3,7-dihydro-1,3-dimethyl-7-(2-(methyl(3-pyridinylmeth
                          yl)amino)ethyl)-, monohydrochloride
CAS REGISTRY NUMBER     : 50507-42-1
LAST UPDATED            : 198609
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C16-H20-N6-O2.Cl-H
MOLECULAR WEIGHT        : 364.88
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   *   3,7-Dihydro-1,3-dimethyl-7-(2-(methyl(3-pyridinylmethyl)amino)ethyl)-1H-
     purine-2,6-dione HCl
   * ES 772
 
                       *** 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           : 720 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PAHEAA Pharmaceutica Acta Helvetiae.  (Schweizerische Apothekerzeitung,
   Postfach 3006, CH3000 Bern, 7, Switzerland)  V.1-    1926-
   Volume(issue)/page/year: 48,133,1973
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 161 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PAHEAA Pharmaceutica Acta Helvetiae.  (Schweizerische Apothekerzeitung,
   Postfach 3006, CH3000 Bern, 7, Switzerland)  V.1-    1926-
   Volume(issue)/page/year: 48,133,1973
 
                            *** END OF RECORD ***