*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : YS6300000
CHEMICAL NAME           : Urea, 3-(p-chlorophenyl)-1,1-dimethyl-
CAS REGISTRY NUMBER     : 150-68-5
BEILSTEIN REFERENCE NO. : 2097922
REFERENCE               : 4-12-00-01191 (Beilstein Handbook Reference)
LAST UPDATED            : 199706
DATA ITEMS CITED        : 44
MOLECULAR FORMULA       : C9-H11-Cl-N2-O
MOLECULAR WEIGHT        : 198.67
WISWESSER LINE NOTATION : GR DMVN1&1
COMPOUND DESCRIPTOR     : Agricultural Chemical
                          Tumorigen
                          Mutagen
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * 3-(4-Chloor-fenyl)-1,1-dimethylureum
   * Chlorfenidim
   * N-(p-Chlorophenyl)-N',N'-dimethylurea
   * N'-(4-Chlorophenyl)-N,N-dimethylurea
   * 1-(p-Chlorophenyl)-3,3-dimethylurea
   * 3-(p-Chlorophenyl)-1,1-dimethylurea
   * 3-(4-Chlorophenyl)-1,1-dimethylurea
   * 1-(4-Chloro phenyl)-3,3-dimethyluree
   * 3-(4-Chlor-phenyl)-1,1-dimethyl-harnstoff
   * 3-(4-Cloro-fenil)-1,1-dimetil-urea
   * CMU
   * N,N-Dimethyl-N'-(4-chlorophenyl)urea
   * 1,1-Dimethyl-3-(p-chlorophenyl)urea
   * Herbicides, monuron
   * Karmex monuron herbicide
   * Karmex W. monuron herbicide
   * Lirobetarex
   * Monuron
   * Monurox
   * NCI-C02846
   * Telvar monuron weedkiller
   * Telvar W. monuron weedkiller
   * USAF P-8
   * USAF XR-41
 
                       *** 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           : 1053 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FAATDF Fundamental and Applied Toxicology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1981-  Volume(issue)/page/year:
   7,299,1986
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >2500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FAATDF Fundamental and Applied Toxicology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1981-  Volume(issue)/page/year:
   7,299,1986
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 3600 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JPFCD2 Journal of Environmental Science and Health, Part B: Pesticides, Food
   Contaminants, and Agricultural Wastes.  (Marcel Dekker, 270 Madison Ave.,
   New York, NY 10016)  V.B11-    1976-  Volume(issue)/page/year: 15,929,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1920 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-266,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: AD277-689
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : >2500 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            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 670 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PAREAQ Pharmacological Reviews.  (Williams & Wilkins, 428 E. Preston St.,
   Baltimore, MD 21202) V.1-    1949-  Volume(issue)/page/year: 14,225,1962
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Mammal - species unspecified
DOSE/DURATION           : 3500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   30ZDA9 "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag
   New York, Inc., 1971  Volume(issue)/page/year: -,231,1971
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 3 gm/kg/9W-I
TOXIC EFFECTS :
   Immunological Including Allergic - decrease in cellular immune response
REFERENCE :
   FATOAO Farmakologiya i Toksikologiya (Moscow).  For English translation, see
   PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2-   
   1939-  Volume(issue)/page/year: 35(3),352,1972
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 13620 mg/kg/61W-C
TOXIC EFFECTS :
   Blood - methemoglobinemia-carboxyhemoglobin
   Blood - changes in erythrocyte (RBC) count
   Blood - changes in leukocyte (WBC) count
REFERENCE :
   FCTOD7 Food and Chemical Toxicology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.20-    1982- Volume(issue)/page/year:
   31,285,1993
 
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 - other changes
   Related to Chronic Data - death
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-266,1988
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 273 gm/kg/13W-C
TOXIC EFFECTS :
   Related to Chronic Data - death
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-266,1988
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 46350 mg/kg/2Y-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Kidney, Ureter, Bladder - Kidney tumors
   Liver - tumors
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR 266,1988
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 4320 mg/kg/16W-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Liver - tumors
REFERENCE :
   VOONAW Voprosy Onkologii.  Problems of Oncology.  For English translation,
   see PONCAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-10,
   1928-37; V.1-    1955-  Volume(issue)/page/year: 16(10),51,1970
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 58 gm/kg/18W-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Liver - tumors
REFERENCE :
   VOONAW Voprosy Onkologii.  Problems of Oncology.  For English translation,
   see PONCAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-10,
   1928-37; V.1-    1955-  Volume(issue)/page/year: 16(10),51,1970
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 1935 mg/kg
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - eye/ear
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: PB223-160
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 1935 mg/kg
SEX/DURATION            : female 6-14 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 - Fertility - litter size (e.g. # fetuses per litter; measured
   before birth)
   Reproductive - Effects on Embryo or Fetus - extra-embryonic structures
   (e.g., placenta, umbilical cord)
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: PB223-160
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 1935 mg/kg
SEX/DURATION            : female 6-14 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
   Reproductive - Specific Developmental Abnormalities - eye/ear
   Reproductive - Specific Developmental Abnormalities - craniofacial
   (including nose and tongue)
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: PB223-160
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 1 ug/plate
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 58,353,1978
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Insect - not otherwise specified
DOSE/DURATION           : 10 mg/L
REFERENCE :
   CYTOAN Cytologia.  (Japan Pub. Trading Co. (USA), 1255 Howard St., San
   Francisco, CA 94103) V.1-    1929-  Volume(issue)/page/year: 52,841,1987
 
TYPE OF TEST            : Unscheduled DNA synthesis
TEST SYSTEM             : Human Fibroblast
DOSE/DURATION           : 100 umol/L
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: PB268-647
 
TYPE OF TEST            : Micronucleus test
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 14 mg/kg
REFERENCE :
   CYTOAN Cytologia.  (Japan Pub. Trading Co. (USA), 1255 Howard St., San
   Francisco, CA 94103) V.1-    1929-  Volume(issue)/page/year: 52,841,1987
 
TYPE OF TEST            : DNA inhibition
ROUTE OF EXPOSURE       : Oral
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 200 mg/kg
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 58,353,1978
 
TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 14 mg/kg
REFERENCE :
   CYTOAN Cytologia.  (Japan Pub. Trading Co. (USA), 1255 Howard St., San
   Francisco, CA 94103) V.1-    1929-  Volume(issue)/page/year: 52,841,1987
 
TYPE OF TEST            : Mutation in mammalian somatic cells
TEST SYSTEM             : Rodent - mouse Lymphocyte
DOSE/DURATION           : 58 pph
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: PB84-138973
 
TYPE OF TEST            : Sperm Morphology
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 14 mg/kg
REFERENCE :
   CYTOAN Cytologia.  (Japan Pub. Trading Co. (USA), 1255 Howard St., San
   Francisco, CA 94103) V.1-    1929-  Volume(issue)/page/year: 52,841,1987
 
TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Rodent - hamster Embryo
DOSE/DURATION           : 5 mg/L
REFERENCE :
   CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
   Southfield Road, Eynsham, Oxford OX8 1JJ, UK)  V.1-    1980-
   Volume(issue)/page/year: 4,291,1983
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 1300 mg/L
REFERENCE :
   EMMUEG Environmental and Molecular Mutagenesis.  (Alan R. Liss, Inc., 41 E.
   11th St., New York, NY 10003)  V.10-    1987-  Volume(issue)/page/year:
   10(Suppl 10),1,1987
 
TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 100 mg/L
REFERENCE :
   EMMUEG Environmental and Molecular Mutagenesis.  (Alan R. Liss, Inc., 41 E.
   11th St., New York, NY 10003)  V.10-    1987-  Volume(issue)/page/year:
   10(Suppl 10),1,1987

                              *** REVIEWS ***
 
   IARC Cancer Review:Animal Limited Evidence
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 12,167,1976

   IARC Cancer Review:Animal Limited Evidence
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 53,467,1991

   IARC Cancer Review:Human No Adequate Data
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 12,167,1976

   IARC Cancer Review:Human No Available Data
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 53,467,1991

   IARC Cancer Review:Group 3
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 53,467,1991

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

                    *** U.S. STANDARDS AND REGULATIONS ***
 
   EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION
   FEREAC Federal Register.  (U.S. Government Printing Office, Supt. of
   Documents, Washington, DC 20402) V.1-    1936-  Volume(issue)/page/year:
   54,7740,1989

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - 84626
       No. of Facilities: 7 (estimated)
       No. of Industries: 1
       No. of Occupations: 1
       No. of Employees: 84 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Positive/limited: Carcinogenicity-mouse/rat
   
   EPA GENETOX PROGRAM 1988, Negative: In vitro UDS-human fibroblast; TRP
   reversion
   
   EPA GENETOX PROGRAM 1988, Negative: S cerevisiae-homozygosis
   
   EPA GENETOX PROGRAM 1988, Inconclusive: B subtilis rec assay; E coli polA
   without S9
   
   EPA GENETOX PROGRAM 1988, Inconclusive: Histidine reversion-Ames test
   
   EPA GENETOX PROGRAM 1988, Inconclusive: D melanogaster Sex-linked lethal
   
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***