*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : YS6425000
CHEMICAL NAME           : Urea, 3-(p-chlorophenyl)-1-methoxy-1-methyl-
CAS REGISTRY NUMBER     : 1746-81-2
BEILSTEIN REFERENCE NO. : 2212523
LAST UPDATED            : 199710
DATA ITEMS CITED        : 9
MOLECULAR FORMULA       : C9-H11-Cl-N2-O2
MOLECULAR WEIGHT        : 214.67
WISWESSER LINE NOTATION : GR DMVN1&O1
COMPOUND DESCRIPTOR     : Agricultural Chemical
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * Aresin
   * Arezin
   * Arezine
   * 3-(4-Chlorphenyl)-1-methoxy-1-methylharnstoff
   * N-(4-Chlorophenyl)-N'-methoxy-N-methylurea
   * 3-(4-Chlorophenyl)-1-methoxy-1-methylurea
   * HOE 2747
   * Monolinuron
   * Urea, N'-(4-chlorophenyl)-N-methoxy-N-methyl-
 
                       *** 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           : 1800 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   WRPCA2 World Review of Pest Control.  (London, UK)  V.1-10, 1962-71.
   Discontinued.  Volume(issue)/page/year: 9,119,1970
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   28ZEAL "Pesticide Index," Frear, E.H., ed., State College, PA, College
   Science Pub., 1969  Volume(issue)/page/year: 5,158,1976
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 8 gm/kg
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured
   before birth)
   Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
   resorbed implants per total number of implants)
   Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
   ARTODN Archives of Toxicology.  (Springer-Verlag, Heidelberger Pl. 3, D-1000
   Berlin 33, Fed. Rep. Ger.)  V.32-    1974-  Volume(issue)/page/year:
   38,261,1977
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 8 gm/kg
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - other developmental
   abnormalities
REFERENCE :
   ARTODN Archives of Toxicology.  (Springer-Verlag, Heidelberger Pl. 3, D-1000
   Berlin 33, Fed. Rep. Ger.)  V.32-    1974-  Volume(issue)/page/year:
   38,261,1977
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 4 gm/kg
SEX/DURATION            : female 10-13 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Fertility - pre-implantation mortality (e.g. reduction in
   number of implants per female; total number of implants per corpora lutea)
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   ARTODN Archives of Toxicology.  (Springer-Verlag, Heidelberger Pl. 3, D-1000
   Berlin 33, Fed. Rep. Ger.)  V.32-    1974-  Volume(issue)/page/year:
   38,261,1977
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 1 gm/kg
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - craniofacial
   (including nose and tongue)
REFERENCE :
   ARTODN Archives of Toxicology.  (Springer-Verlag, Heidelberger Pl. 3, D-1000
   Berlin 33, Fed. Rep. Ger.)  V.32-    1974-  Volume(issue)/page/year:
   38,261,1977

                              *** REVIEWS ***
 
   TOXICOLOGY REVIEW
   DTTIAF Deutsche Tieraerztliche Wochenschrift.  (Hanover, Fed. Rep. Ger.)
   V.1-77, 1893-1970.  Volume(issue)/page/year: 80,485,1973

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***