*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : AI4200000
CHEMICAL NAME           : Acetic acid, (p-isobutylphenyl)-
CAS REGISTRY NUMBER     : 1553-60-2
BEILSTEIN REFERENCE NO. : 2046683
LAST UPDATED            : 199801
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : C12-H16-O2
MOLECULAR WEIGHT        : 192.28
WISWESSER LINE NOTATION : QV1R D1Y1&1
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * Benzeneacetic acid, 4-(2-methylpropyl)-
   * Dytransin
   * Ibufenac
   * Ibunac
   * (p-Isobutylphenyl)acetic acid
   * 4-Isobutylphenylacetic acid
   * p-Isobutyl-alpha-toluic acid
   * Isodilan
   * Kyselina p-isobutylfenyloctova
   * Medirex
   * 4-(2-Methylpropyl)benzeneacetic acid
   * RD 11654
 
                       *** 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           : 3 gm/kg
TOXIC EFFECTS :
   Biochemical - Metabolism (Intermediary) - effect on inflammation or
   mediation of inflammation
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,481,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 860 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 2,22,1968
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1800 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NATUAS Nature.  (Nature Subscription Dept., POB 1018, Manasguan, NJ 08736)
   V.1-    1869-  Volume(issue)/page/year: 200,271,1963
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 670 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 8,481,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1130 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 2,22,1968
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 29120 mg/kg/26W-I
TOXIC EFFECTS :
   Gastrointestinal - other changes
REFERENCE :
   NATUAS Nature.  (Nature Subscription Dept., POB 1018, Manasguan, NJ 08736)
   V.1-    1869-  Volume(issue)/page/year: 200,271,1963
 
                            *** END OF RECORD ***