*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DW1762000
CHEMICAL NAME           : (3,4'-Bipyridine)-5-carbonitrile,
                          1,6-dihydro-2-methyl-6-oxo-
CAS REGISTRY NUMBER     : 78415-72-2
BEILSTEIN REFERENCE NO. : 3546821
LAST UPDATED            : 199712
DATA ITEMS CITED        : 16
MOLECULAR FORMULA       : C12-H9-N3-O
MOLECULAR WEIGHT        : 211.24
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 1,6-Dihydro-2-methyl-6-oxo-(3,4'-bipyridine)-5-carbonitrile
   * Milrinone
   * YM 018
   * WIN 47203
 
                       *** 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           : 91 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NCDREP New Cardiovascular Drugs.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036)  1985-  Volume(issue)/page/year: 3,245,1985
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 58 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IYKEDH Iyakuhin Kenkyu.  Study of Medical Supplies.  (Nippon Koteisho
   Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan)  V.1- 1970- 
   Volume(issue)/page/year: 27,652,1996
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 73 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NCDREP New Cardiovascular Drugs.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036)  1985-  Volume(issue)/page/year: 3,245,1985
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 137 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NCDREP New Cardiovascular Drugs.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036)  1985-  Volume(issue)/page/year: 3,245,1985
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 62 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IYKEDH Iyakuhin Kenkyu.  Study of Medical Supplies.  (Nippon Koteisho
   Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan)  V.1- 1970- 
   Volume(issue)/page/year: 27,652,1996
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 79 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NCDREP New Cardiovascular Drugs.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036)  1985-  Volume(issue)/page/year: 3,245,1985
 
TYPE OF TEST            : LD - Lethal dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : >25 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Cardiac - other changes
   Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis)
REFERENCE :
   YACHDS Yakuri to Chiryo.  Pharmacology and Therapeutics.  (Raifu Saiensu
   Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan)  V.1-    1972-
   Volume(issue)/page/year: 21,2891,1993
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 40 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NCDREP New Cardiovascular Drugs.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036)  1985-  Volume(issue)/page/year: 3,245,1985
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 44400 ug/kg
TOXIC EFFECTS :
   Behavioral - ataxia
   Cardiac - cardiomyopathy including infarction
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   NCDREP New Cardiovascular Drugs.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036)  1985-  Volume(issue)/page/year: 3,245,1985
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4550 mg/kg/13W-I
TOXIC EFFECTS :
   Behavioral - muscle weakness
   Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
   NCDREP New Cardiovascular Drugs.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036)  1985-  Volume(issue)/page/year: 3,245,1985
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 11375 mg/kg/65W-I
TOXIC EFFECTS :
   Related to Chronic Data - death
REFERENCE :
   NCDREP New Cardiovascular Drugs.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036)  1985-  Volume(issue)/page/year: 3,245,1985
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1200 mg/kg/30D-I
TOXIC EFFECTS :
   Cardiac - cardiomyopathy including infarction
   Kidney, Ureter, Bladder - changes in bladder weight
   Related to Chronic Data - death
REFERENCE :
   NCDREP New Cardiovascular Drugs.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036)  1985-  Volume(issue)/page/year: 3,245,1985
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 14560 mg/kg/1Y-I
TOXIC EFFECTS :
   Blood - pigmented or nucleated red blood cells
   Nutritional and Gross Metabolic - other changes
REFERENCE :
   NCDREP New Cardiovascular Drugs.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036)  1985-  Volume(issue)/page/year: 3,245,1985
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 910 mg/kg/13W-I
TOXIC EFFECTS :
   Cardiac - cardiomyopathy including infarction
   Cardiac - pulse rate increase, without fall in BP
   Cardiac - changes in heart weight
REFERENCE :
   NCDREP New Cardiovascular Drugs.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036)  1985-  Volume(issue)/page/year: 3,245,1985
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 60 mg/kg/2W-I
TOXIC EFFECTS :
   Cardiac - cardiomyopathy including infarction
   Cardiac - EKG changes not diagnostic of specified effects
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - phosphatases
REFERENCE :
   NCDREP New Cardiovascular Drugs.  (Raven Press, 1185 Ave. of the Americas,
   New York, NY 10036)  1985-  Volume(issue)/page/year: 3,245,1985
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 455 mg/kg/13W-I
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis)
REFERENCE :
   YACHDS Yakuri to Chiryo.  Pharmacology and Therapeutics.  (Raifu Saiensu
   Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan)  V.1-    1972-
   Volume(issue)/page/year: 21,2891,1993
 
                            *** END OF RECORD ***