*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : YS2800000
CHEMICAL NAME           : Urea, 3-(4-bromo-3-chlorophenyl)-1-methoxy-1-methyl-
CAS REGISTRY NUMBER     : 13360-45-7
BEILSTEIN REFERENCE NO. : 2128736
LAST UPDATED            : 199806
DATA ITEMS CITED        : 8
MOLECULAR FORMULA       : C9-H10-Br-Cl-N2-O2
MOLECULAR WEIGHT        : 293.57
WISWESSER LINE NOTATION : GR BE EMVN1&O1
COMPOUND DESCRIPTOR     : Agricultural Chemical
                          Reproductive Effector
                          Primary Irritant
SYNONYMS/TRADE NAMES :
   * Bromex
   * N-(4-Bromo-3-chlorophenyl)-N'-methoxy-N'-methylurea
   * 3-(4-Bromo-3-chlorophenyl)-1-methoxy-1-methylurea
   * C-6313
   * Chlorbromuron
   * 1-(3-Chloro-4-bromophenyl)-3-methyl-3-methoxyurea
   * Ciba 6313
   * Maloran
   * Urea, N'-(4-bromo-3-chlorophenyl)-N-methoxy-N-methyl-
 
                       *** HEALTH HAZARD DATA ***
 
                      ** SKIN/EYE IRRITATION DATA **
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration into the eye
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 50 mg
REACTION SEVERITY       : Moderate
REFERENCE :
   CIGET* Ciba-Geigy Toxicology Data/Indexes.  (Ciba-Geigy Corp., 556 Morris
   Ave., Summit, NJ 07901)  Volume(issue)/page/year: -,-,1977
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2150 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PHARAT Pharmazie.  (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18,
   Berlin DDR-1020, Ger. Dem. Rep.)  V.1-    1946-  Volume(issue)/page/year:
   37,370,1982
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >1050 mg/m3/6H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PEMNDP Pesticide Manual.  (The British Crop Protection Council, 20 Bridport
   Rd., Thornton Heath CR4 7QG, UK)  V.1-    1968-  Volume(issue)/page/year:
   9,137,1991
 
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 :
   PEMNDP Pesticide Manual.  (The British Crop Protection Council, 20 Bridport
   Rd., Thornton Heath CR4 7QG, UK)  V.1-    1968-  Volume(issue)/page/year:
   9,137,1991
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : >10 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CIGET* Ciba-Geigy Toxicology Data/Indexes.  (Ciba-Geigy Corp., 556 Morris
   Ave., Summit, NJ 07901)  Volume(issue)/page/year: -,-,1977
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 5400 ug/m3/17W-I
TOXIC EFFECTS :
   Brain and Coverings - other degenerative changes
   Cardiac - EKG changes not diagnostic of specified effects
   Liver - fatty liver degeneration
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 46(8),76,1981
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 1309 mg/kg
SEX/DURATION            : male 11 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Fertility - pre-implantation mortality (e.g. reduction in
   number of implants per female; total number of implants per corpora lutea)
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 46(8),76,1981

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-RUSSIA:STEL 0.5 mg/m3 JAN 1993

 
                            *** END OF RECORD ***