*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DW1970000
CHEMICAL NAME           : 4,4'-Bipyridinium, 1,1'-dimethyl-,
                          bis(dimethylphosphate)
CAS REGISTRY NUMBER     : 21000-42-0
OTHER CAS REGISTRY NOS. : 38437-03-5
LAST UPDATED            : 199606
DATA ITEMS CITED        : 8
MOLECULAR FORMULA       : C12-H14-N2.2C2-H6-O4-P
MOLECULAR WEIGHT        : 436.38
WISWESSER LINE NOTATION : T6KJ A1 D- DT6KJ A1 &WPO1&O1 2
COMPOUND DESCRIPTOR     : Agricultural Chemical
SYNONYMS/TRADE NAMES :
   * Dipyridyl hydrogen phosphate
   * Dipyridyl phosphate
 
                       *** 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           : 280 mg/kg
TOXIC EFFECTS :
   Biochemical - Metabolism (Intermediary) - effect on inflammation or
   mediation of inflammation
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 24(9),48,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 460 mg/kg
TOXIC EFFECTS :
   Biochemical - Metabolism (Intermediary) - effect on inflammation or
   mediation of inflammation
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 24(9),48,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 236 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - changes in motor activity (specific assay)
REFERENCE :
   GNAMAP Gigiena Naselennykh Mest.  Hygiene in Populated Places. (Izdatel'stvo
   Zdorov'ya, Kiev, USSR) V.7-    1967- Volume(issue)/page/year: 17,37,1978
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 240 mg/kg
TOXIC EFFECTS :
   Biochemical - Metabolism (Intermediary) - effect on inflammation or
   mediation of inflammation
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 24(9),48,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 245 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - changes in motor activity (specific assay)
REFERENCE :
   GNAMAP Gigiena Naselennykh Mest.  Hygiene in Populated Places. (Izdatel'stvo
   Zdorov'ya, Kiev, USSR) V.7-    1967- Volume(issue)/page/year: 17,37,1978
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 295 mg/kg
TOXIC EFFECTS :
   Biochemical - Metabolism (Intermediary) - effect on inflammation or
   mediation of inflammation
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 24(9),48,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 404 mg/kg
TOXIC EFFECTS :
   Biochemical - Metabolism (Intermediary) - effect on inflammation or
   mediation of inflammation
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 24(9),48,1980
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 10200 ug/m3/4H/17W-I
TOXIC EFFECTS :
   Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - true cholinesterase
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - catalases
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 24(9),48,1980
 
                            *** END OF RECORD ***