*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : NY2977000
CHEMICAL NAME           : 3-Isoxazolidinone,
                          2-((2-chlorophenyl)methyl)-4,4-dimethyl-
CAS REGISTRY NUMBER     : 81777-89-1
OTHER CAS REGISTRY NOS. : 89493-06-1
LAST UPDATED            : 199701
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : C12-H14-Cl-N-O2
MOLECULAR WEIGHT        : 239.72
COMPOUND DESCRIPTOR     : Agricultural Chemical
SYNONYMS/TRADE NAMES :
   * 2-(2-Chlorobenzyl)-4,4-dimethyl-1,2-oxazolidin-3-one
   * 2-((2-Chlorophenyl)methyl)-4,4-dimethyl-3-isoxazolidinone
   * Clomazone
   * Command
   * Dimethazone
   * FMC 57020
   * Gamit
   * Magister
 
                       *** 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           : 1369 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PEMNDP Pesticide Manual.  (The British Crop Protection Council, 20 Bridport
   Rd., Thornton Heath CR4 7QG, UK)  V.1-    1968-  Volume(issue)/page/year:
   9,178,1991
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4800 mg/m3/4H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PEMNDP Pesticide Manual.  (The British Crop Protection Council, 20 Bridport
   Rd., Thornton Heath CR4 7QG, UK)  V.1-    1968-  Volume(issue)/page/year:
   9,178,1991
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : >2 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PEMNDP Pesticide Manual.  (The British Crop Protection Council, 20 Bridport
   Rd., Thornton Heath CR4 7QG, UK)  V.1-    1968-  Volume(issue)/page/year:
   9,178,1991
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Bird - quail
DOSE/DURATION           : >2510 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PEMNDP Pesticide Manual.  (The British Crop Protection Council, 20 Bridport
   Rd., Thornton Heath CR4 7QG, UK)  V.1-    1968-  Volume(issue)/page/year:
   9,178,1991
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Bird - duck
DOSE/DURATION           : >2510 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PEMNDP Pesticide Manual.  (The British Crop Protection Council, 20 Bridport
   Rd., Thornton Heath CR4 7QG, UK)  V.1-    1968-  Volume(issue)/page/year:
   9,178,1991

                          *** STATUS IN U.S. ***
 
   On EPA IRIS database

 
                            *** END OF RECORD ***