*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : XZ5650000
CHEMICAL NAME           : s-Triazolo(4,3-a)pyridin-3(2H)-one,
                          2-(3-(4-(m-chlorophenyl)-1-piperazinyl)propyl)-
CAS REGISTRY NUMBER     : 19794-93-5
BEILSTEIN REFERENCE NO. : 0628010
LAST UPDATED            : 199706
DATA ITEMS CITED        : 12
MOLECULAR FORMULA       : C19-H22-Cl-N5-O
MOLECULAR WEIGHT        : 371.91
WISWESSER LINE NOTATION : T56 ANVNNJ C3- AT6N DNTJ DR CG
COMPOUND DESCRIPTOR     : Reproductive Effector
                          Human
SYNONYMS/TRADE NAMES :
   * Trazodon
   * Trazodone
   * 1,2,4-Triazolo(4,3-a)pyridin-3(2H)-one,  
   2-(3-(4-(3-chlorophenyl)-1-piperazinyl)propyl)-
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - woman
DOSE/DURATION           : 14 mg/kg
TOXIC EFFECTS :
   Liver - jaundice, cholestatic
REFERENCE :
   AIMEAS Annals of Internal Medicine.  (American College of Physicians, 4200
   Pine St., Philadelphia, PA 19104)  V.1-    1927-  Volume(issue)/page/year:
   99,572,1983
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 690 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   DRUGAY Drugs. International Journal of Current Therapeutics and Applied
   Pharmacology Reviews.  (ADIS Press International Inc., Suite B-30, Oxford
   Ct. Business Center, 582 Middletown Blvd., Langhorne, PA 19047)  V.1- 1971- 
   Volume(issue)/page/year: 21,401,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 178 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   DRUGAY Drugs. International Journal of Current Therapeutics and Applied
   Pharmacology Reviews.  (ADIS Press International Inc., Suite B-30, Oxford
   Ct. Business Center, 582 Middletown Blvd., Langhorne, PA 19047)  V.1- 1971- 
   Volume(issue)/page/year: 21,401,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   DRUGAY Drugs. International Journal of Current Therapeutics and Applied
   Pharmacology Reviews.  (ADIS Press International Inc., Suite B-30, Oxford
   Ct. Business Center, 582 Middletown Blvd., Langhorne, PA 19047)  V.1- 1971- 
   Volume(issue)/page/year: 21,401,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 91 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   DRUGAY Drugs. International Journal of Current Therapeutics and Applied
   Pharmacology Reviews.  (ADIS Press International Inc., Suite B-30, Oxford
   Ct. Business Center, 582 Middletown Blvd., Langhorne, PA 19047)  V.1- 1971- 
   Volume(issue)/page/year: 21,401,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intramuscular
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   DRUGAY Drugs. International Journal of Current Therapeutics and Applied
   Pharmacology Reviews.  (ADIS Press International Inc., Suite B-30, Oxford
   Ct. Business Center, 582 Middletown Blvd., Langhorne, PA 19047)  V.1- 1971- 
   Volume(issue)/page/year: 21,401,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 610 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   DRUGAY Drugs. International Journal of Current Therapeutics and Applied
   Pharmacology Reviews.  (ADIS Press International Inc., Suite B-30, Oxford
   Ct. Business Center, 582 Middletown Blvd., Langhorne, PA 19047)  V.1- 1971- 
   Volume(issue)/page/year: 21,401,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 210 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   DRUGAY Drugs. International Journal of Current Therapeutics and Applied
   Pharmacology Reviews.  (ADIS Press International Inc., Suite B-30, Oxford
   Ct. Business Center, 582 Middletown Blvd., Langhorne, PA 19047)  V.1- 1971- 
   Volume(issue)/page/year: 21,401,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   DRUGAY Drugs. International Journal of Current Therapeutics and Applied
   Pharmacology Reviews.  (ADIS Press International Inc., Suite B-30, Oxford
   Ct. Business Center, 582 Middletown Blvd., Langhorne, PA 19047)  V.1- 1971- 
   Volume(issue)/page/year: 21,401,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 91 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   DRUGAY Drugs. International Journal of Current Therapeutics and Applied
   Pharmacology Reviews.  (ADIS Press International Inc., Suite B-30, Oxford
   Ct. Business Center, 582 Middletown Blvd., Langhorne, PA 19047)  V.1- 1971- 
   Volume(issue)/page/year: 21,401,1981
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intramuscular
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 475 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   DRUGAY Drugs. International Journal of Current Therapeutics and Applied
   Pharmacology Reviews.  (ADIS Press International Inc., Suite B-30, Oxford
   Ct. Business Center, 582 Middletown Blvd., Langhorne, PA 19047)  V.1- 1971- 
   Volume(issue)/page/year: 21,401,1981
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 11 gm/kg
SEX/DURATION            : female 14 day(s) pre-mating
                          female 1-22 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight
   gain)
REFERENCE :
   APTOD9 Abstracts of Papers, Society of Toxicology.  Annual Meetings.
   (Academic Press, Inc., 1 E. First St., Duluth, MN 55802)
   Volume(issue)/page/year: 19,A90,1980
 
                            *** END OF RECORD ***