*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : XV0600000
CHEMICAL NAME           : o-Tolunitrile
CAS REGISTRY NUMBER     : 529-19-1
LAST UPDATED            : 199707
DATA ITEMS CITED        : 5
MOLECULAR FORMULA       : C8-H7-N
MOLECULAR WEIGHT        : 117.16
WISWESSER LINE NOTATION : NCR B1
SYNONYMS/TRADE NAMES :
   * Benzonitrile, 2-methyl-
   * o-Cyanotoluene
   * 2-Cyanotoluene
   * 2-Methylbenzenecarbonitrile
   * o-Methylbenzonitrile
   * 2-Methylbenzonitrile
   * 2-Toluenkarbonitril
   * o-Toluic nitrile
   * o-Toluonitrile
   * o-Tolylnitrile
 
                       *** 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           : 3200 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ZAARAM Zentralblatt fuer Arbeitsmedizin und Arbeitsschutz.  (Darmstadt, Fed.
   Rep. Ger.)  V.1-25, 1951-75.  Volume(issue)/page/year: 19,225,1969
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 700 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ZAARAM Zentralblatt fuer Arbeitsmedizin und Arbeitsschutz.  (Darmstadt, Fed.
   Rep. Ger.)  V.1-25, 1951-75.  Volume(issue)/page/year: 19,225,1969
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 618 mg/kg
TOXIC EFFECTS :
   Peripheral Nerve and Sensation - spastic paralysis with or without sensory
   change
   Behavioral - convulsions or effect on seizure threshold
REFERENCE :
   AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans
   Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium)  V.4-   
   1898-  Volume(issue)/page/year: 5,161,1899
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Amphibian - frog
DOSE/DURATION           : 800 mg/kg
TOXIC EFFECTS :
   Peripheral Nerve and Sensation - spastic paralysis with or without sensory
   change
   Behavioral - tremor
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans
   Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium)  V.4-   
   1898-  Volume(issue)/page/year: 5,161,1899

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***