*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UA2468250
CHEMICAL NAME           : Propanoic acid, 2-methyl-,
                          5-(2-((1,1-dimethylethyl)amino)-1-hydroxyethyl)-1,3-
                          phenylene ester, hydrobromide
CAS REGISTRY NUMBER     : 52223-83-3
LAST UPDATED            : 199606
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C20-H31-N-O5.Br-H
MOLECULAR WEIGHT        : 446.44
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 1,3-Benzenediol, 5-(2-(t-butylamino)-1-hydroxyethyl)-, isobutyrate,  
   hydrochloride
   * KWD2058
 
                       *** 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           : 2150 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: #4011258
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 52 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: #4011258
 
                            *** END OF RECORD ***