*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UQ8250000
CHEMICAL NAME           : 3,5-Pyrazolidinedione, 4-butyl-1,2-diphenyl-, salt
                          with 2-amino-2-thiazoline
CAS REGISTRY NUMBER     : 54749-86-9
LAST UPDATED            : 197910
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C22-H24-N3-O2-S
MOLECULAR WEIGHT        : 394.55
WISWESSER LINE NOTATION : T5VNNV EHJ BR& CR& E4 &T5N CS AUTJ BZ
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 4-Butyl-1,2-diphenyl-3-hydroxy-5-oxo-2-thiazolinyl-2-pyrazolidinium
   * Fordonal
   * LAS 11871
   * Phenylbutazone salt with 2-amino-2-thiazoline
   * 2-Thiazoline-2-ammonium-4-n-butyl-1,2-diphenyl-3,5-pyrazolidinedionate
   * Thiazolinobutazone
   * TZB
 
                       *** 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           : 1425 mg/kg
TOXIC EFFECTS :
   Gastrointestinal - ulceration or bleeding from stomach
REFERENCE :
   ARZNAD Arzneimittel-Forschung. Drug Research.  (Editio Cantor Verlag,
   Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.)  V.1-    1951-
   Volume(issue)/page/year: 26,1347,1976
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1650 mg/kg
TOXIC EFFECTS :
   Behavioral - changes in motor activity (specific assay)
REFERENCE :
   ARZNAD Arzneimittel-Forschung. Drug Research.  (Editio Cantor Verlag,
   Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.)  V.1-    1951-
   Volume(issue)/page/year: 26,1347,1976
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 338 mg/kg
TOXIC EFFECTS :
   Behavioral - changes in motor activity (specific assay)
REFERENCE :
   ARZNAD Arzneimittel-Forschung. Drug Research.  (Editio Cantor Verlag,
   Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.)  V.1-    1951-
   Volume(issue)/page/year: 26,1347,1976
 
                            *** END OF RECORD ***