*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : NY3170000
CHEMICAL NAME           : 2H,9H-Isoxazolo(3,2-b)(1,3)benzoxazin-9-one,
                          3,3a-dihydro-7-chloro-
CAS REGISTRY NUMBER     : 29050-11-1
BEILSTEIN REFERENCE NO. : 1078684
LAST UPDATED            : 199612
DATA ITEMS CITED        : 7
MOLECULAR FORMULA       : C10-H8-Cl-N-O3
MOLECULAR WEIGHT        : 225.64
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 3,3a-Dihydro-7-chloro-2H,9H-isoxazolo(3,2-b)(1,3)benzoxazin-9-one
   * Seclazone
   * W 2354
 
                       *** 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           : 1550 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - ataxia
REFERENCE :
   PHMGBN Pharmacology: International Journal of Experimental and Clinical
   Pharmacology.  (S. Karger AG, Postfach CH-4009 Basel, Switzerland)  V.1-
   1968-  Volume(issue)/page/year: 9,164,1973
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 375 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - ataxia
REFERENCE :
   PHMGBN Pharmacology: International Journal of Experimental and Clinical
   Pharmacology.  (S. Karger AG, Postfach CH-4009 Basel, Switzerland)  V.1-
   1968-  Volume(issue)/page/year: 9,164,1973
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 475 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - ataxia
REFERENCE :
   PHMGBN Pharmacology: International Journal of Experimental and Clinical
   Pharmacology.  (S. Karger AG, Postfach CH-4009 Basel, Switzerland)  V.1-
   1968-  Volume(issue)/page/year: 9,164,1973
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 400 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - ataxia
REFERENCE :
   PHMGBN Pharmacology: International Journal of Experimental and Clinical
   Pharmacology.  (S. Karger AG, Postfach CH-4009 Basel, Switzerland)  V.1-
   1968-  Volume(issue)/page/year: 9,164,1973
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 200 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - fluid intake
   Behavioral - ataxia
REFERENCE :
   PHMGBN Pharmacology: International Journal of Experimental and Clinical
   Pharmacology.  (S. Karger AG, Postfach CH-4009 Basel, Switzerland)  V.1-
   1968-  Volume(issue)/page/year: 9,164,1973
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Primate - monkey
DOSE/DURATION           : >400 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PHMGBN Pharmacology: International Journal of Experimental and Clinical
   Pharmacology.  (S. Karger AG, Postfach CH-4009 Basel, Switzerland)  V.1-
   1968-  Volume(issue)/page/year: 9,164,1973
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 67200 mg/kg/48W-I
TOXIC EFFECTS :
   Nutritional and Gross Metabolic - changes in sodium
   Nutritional and Gross Metabolic - changes in chlorine
   Related to Chronic Data - death
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   25,444,1973
 
                            *** END OF RECORD ***