*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : YS8960000
CHEMICAL NAME           : Urea, N-(3,4-dichlorophenyl)-N'-hydroxy-
CAS REGISTRY NUMBER     : 31225-17-9
BEILSTEIN REFERENCE NO. : 2806578
LAST UPDATED            : 199701
DATA ITEMS CITED        : 5
MOLECULAR FORMULA       : C7-H6-Cl2-N2-O2
MOLECULAR WEIGHT        : 221.05
SYNONYMS/TRADE NAMES :
   * N-(3,4-Dichlorophenyl)-N'-hydroxyurea
   * Dichlorphenyloxyurea
 
                       *** 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           : 1850 mg/kg
TOXIC EFFECTS :
   Autonomic Nervous System - other (direct) parasympathomimetic
   Behavioral - somnolence (general depressed activity)
   Behavioral - ataxia
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 40(7),46,1975
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 2 gm/kg
TOXIC EFFECTS :
   Autonomic Nervous System - other (direct) parasympathomimetic
   Behavioral - somnolence (general depressed activity)
   Behavioral - ataxia
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 40(7),46,1975
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 1800 mg/kg
TOXIC EFFECTS :
   Autonomic Nervous System - other (direct) parasympathomimetic
   Behavioral - somnolence (general depressed activity)
   Behavioral - ataxia
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 40(7),46,1975
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 85600 ug/kg/31W-I
TOXIC EFFECTS :
   Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - other Enzymes
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 40(7),46,1975

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***