*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : XN9455250
CHEMICAL NAME           : Thiourea,
                          N-ethyl-N'-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo
                          -4-pyrimidinyl)-
CAS REGISTRY NUMBER     : 31683-81-5
LAST UPDATED            : 199703
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C9-H14-N4-O2-S
MOLECULAR WEIGHT        : 242.33
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   *   1-(2,4-Diketo-1,3-dimethyl-1,2,3,4-tetrahydropyrimidin-6-yl)-3-ethyl-2-t
     hiourea
   *   N-Ethyl-N'-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-4-pyrimidinyl)thio
     urea
   * Uracil, 1,3-dimethyl-5-(ethylthiourea)-
   * Urea,  
   1-ethyl-3-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-4-pyrimidinyl)-2-th  
   io-
 
                       *** 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           : 3 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   USXXAM United States Patent Document.  (U.S. Patent Office, Box 9,
   Washington, DC 20231)  Volume(issue)/page/year: #3755326
 
                            *** END OF RECORD ***