*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DV1758000
CHEMICAL NAME           : (1,1'-Biphenyl)-4-butanoic acid,
                          2',4'-difluoro-alpha-methyl-gamma-oxo-
CAS REGISTRY NUMBER     : 112344-52-2
BEILSTEIN REFERENCE NO. : 4522244
LAST UPDATED            : 199712
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C17-H14-F2-O3
MOLECULAR WEIGHT        : 304.31
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 4-(2',4'-Difluorbiphenyl-4-yl)-2-methyl-4-oxobutansaeure
   * 4-(2',4'-Difluorobiphenylyl)-4-oxo-2-methylbutanoic acid
   * 3-(4-(2,4-Difluorophenyl)benzoyl)-2-methylpropionic acid
   * 2',4'-Difluoro-alpha-methyl-gamma-oxo-(1,1'-biphenyl)-4-butanoic acid
   * Flobufen
   * gamma-Oxo-(2',4'-difluoro-(1,1')-biphenyl-4-yl)-2-methylbutanoic acid
   * VUFB16066
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 134 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   DRFUD4 Drugs of the Future.  (J.R. Prous, S.A., Apartado de Correos 540,
   08080 Barcelona, Spain) V.1-    1975/76-  Volume(issue)/page/year:
   14,24,1989
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 414 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ARZNAD Arzneimittel-Forschung. Drug Research.  (Editio Cantor Verlag,
   Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.)  V.1-    1951-
   Volume(issue)/page/year: 47,648,1997
 
                            *** END OF RECORD ***