*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : NJ5807500
CHEMICAL NAME           : Imidazo(1,2-a)pyridine-3-sulfonamide,
                          2-chloro-N-(((4,6-dimethoxy-
                          2-pyrimidinyl)amino)carbonyl)-
CAS REGISTRY NUMBER     : 122548-33-8
LAST UPDATED            : 199607
DATA ITEMS CITED        : 10
MOLECULAR FORMULA       : C14-H13-Cl-N6-O5-S
MOLECULAR WEIGHT        : 412.84
COMPOUND DESCRIPTOR     : Drug
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   *   1-(2-Chloroimidazo(1,2-a)pyridin-3-ylsulfonyl)-3-(4,6-dimethoxypyrimidin
     -2-yl)urea
   * Imazosulfuron
   * TH 913
 
                       *** 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           : >5 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NNGADV Nippon Noyaku Gakkaishi.  Journal of the Pesticide Science Society of
   Japan.  (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
   Japan)  V.1-    1976-  Volume(issue)/page/year: 20,381,1995
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >2400 mg/m3/4H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NNGADV Nippon Noyaku Gakkaishi.  Journal of the Pesticide Science Society of
   Japan.  (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
   Japan)  V.1-    1976-  Volume(issue)/page/year: 20,381,1995
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >2 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NNGADV Nippon Noyaku Gakkaishi.  Journal of the Pesticide Science Society of
   Japan.  (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
   Japan)  V.1-    1976-  Volume(issue)/page/year: 20,381,1995
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >5 gm/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
REFERENCE :
   NNGADV Nippon Noyaku Gakkaishi.  Journal of the Pesticide Science Society of
   Japan.  (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
   Japan)  V.1-    1976-  Volume(issue)/page/year: 20,381,1995
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 54600 mg/kg/13W-C
TOXIC EFFECTS :
   Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   NNGADV Nippon Noyaku Gakkaishi.  Journal of the Pesticide Science Society of
   Japan.  (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
   Japan)  V.1-    1976-  Volume(issue)/page/year: 20,381,1995
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 876 gm/kg/2Y-C
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - changes in bladder weight
   Endocrine - changes in adrenal weight
   Blood - pigmented or nucleated red blood cells
REFERENCE :
   NNGADV Nippon Noyaku Gakkaishi.  Journal of the Pesticide Science Society of
   Japan.  (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
   Japan)  V.1-    1976-  Volume(issue)/page/year: 20,381,1995
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 491 gm/kg/13W-C
TOXIC EFFECTS :
   Liver - other changes
   Blood - normocytic anemia
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   NNGADV Nippon Noyaku Gakkaishi.  Journal of the Pesticide Science Society of
   Japan.  (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
   Japan)  V.1-    1976-  Volume(issue)/page/year: 20,381,1995
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 2948 gm/kg/78W-C
TOXIC EFFECTS :
   Liver - other changes
   Liver - changes in liver weight
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   NNGADV Nippon Noyaku Gakkaishi.  Journal of the Pesticide Science Society of
   Japan.  (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
   Japan)  V.1-    1976-  Volume(issue)/page/year: 20,381,1995
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 54750 mg/kg/1Y-I
TOXIC EFFECTS :
   Endocrine - thyroid weight (goiter)
   Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
REFERENCE :
   NNGADV Nippon Noyaku Gakkaishi.  Journal of the Pesticide Science Society of
   Japan.  (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
   Japan)  V.1-    1976-  Volume(issue)/page/year: 20,381,1995
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 15 gm/kg
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Maternal Effects - other effects
REFERENCE :
   NNGADV Nippon Noyaku Gakkaishi.  Journal of the Pesticide Science Society of
   Japan.  (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
   Japan)  V.1-    1976-  Volume(issue)/page/year: 20,381,1995
 
                            *** END OF RECORD ***