*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : AG8050000
CHEMICAL NAME           : Acetic acid, (2,4-dichlorophenoxy)-, butyl ester
CAS REGISTRY NUMBER     : 94-80-4
BEILSTEIN REFERENCE NO. : 2056085
REFERENCE               : 3-06-00-00706 (Beilstein Handbook Reference)
LAST UPDATED            : 199710
DATA ITEMS CITED        : 21
MOLECULAR FORMULA       : C12-H14-Cl2-O3
MOLECULAR WEIGHT        : 277.16
WISWESSER LINE NOTATION : GR CG DO1VO4
COMPOUND DESCRIPTOR     : Agricultural Chemical
                          Tumorigen
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * Butyl 2,4-D
   * Butyl (2,4-dichlorophenoxy)acetate
   * Butyl ester 2,4-D
   * n-Butylester kyseliny 2,4-dichlorfenoxyoctove
   * 2,4-D butyl ester
   * (2,4-Dichlorophenoxy)acetic acid, butyl ester
   * Esso herbicide 10
   * Fernesta
   * Lironox
   * Shell 40
 
                       *** 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           : 600 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:
   9,423,1987
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 920 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   HYSAAV Hygiene and Sanitation (USSR).  English translation of GISAAA.
   (Springfield, VA)  1964-71. Discontinued.  Volume(issue)/page/year:
   31(7-9),383,1966
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 425 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single
   Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects,
   GKNT, 1982  Volume(issue)/page/year: -,29,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 380 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   HYSAAV Hygiene and Sanitation (USSR).  English translation of GISAAA.
   (Springfield, VA)  1964-71. Discontinued.  Volume(issue)/page/year:
   31(7-9),383,1966
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - cat
DOSE/DURATION           : 780 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single
   Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects,
   GKNT, 1982  Volume(issue)/page/year: -,29,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : >2 gm/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:
   9,423,1987
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 196 mg/kg/28W-I
TOXIC EFFECTS :
   Liver - fatty liver degeneration
   Liver - other changes
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 30(7),48,1986
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 600 mg/kg/4D-I
TOXIC EFFECTS :
   Behavioral - ataxia
REFERENCE :
   NETEEC Neurotoxicology and Teratology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.9-    1987- Volume(issue)/page/year:
   10,81,1988
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 1500 mg/kg
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   22,14,1972
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 100 ug/kg
SEX/DURATION            : female 10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
   Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 44(4),70,1979
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 1109 mg/kg
SEX/DURATION            : female 12-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
   Reproductive - Specific Developmental Abnormalities - craniofacial
   (including nose and tongue)
REFERENCE :
   AECTCV Archives of Environmental Contamination and Toxicology.
   (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ
   070944)  V.1-    1973-  Volume(issue)/page/year: 6,33,1977
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 251 mg/kg
SEX/DURATION            : female 11 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - immune and
   reticuloendothelial system
REFERENCE :
   TJADAB Teratology, The International Journal of Abnormal Development. (Alan
   R. Liss, Inc., 41 E. 11th St., New York, NY 10003)  V.1-    1968-
   Volume(issue)/page/year: 33,15,1986
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 900 mg/kg
SEX/DURATION            : female 6-14 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - extra-embryonic structures
   (e.g., placenta, umbilical cord)
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
   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                    : 900 mg/kg
SEX/DURATION            : female 6-14 day(s) after conception
TOXIC EFFECTS :
   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
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 414 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)
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: PB223-160

                              *** REVIEWS ***
 
   IARC Cancer Review:Animal Inadequate 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: 15,111,1977

                    *** 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

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-RUSSIA:STEL 0.5 mg/m3 JAN 1993
   
   OEL-SWITZERLAND:TWA 10 mg/m3;STEL 50 mg/m3 JAN 1993
   
   OEL-UNITED KINGDOM:TWA 10 mg/m3;STEL 20 mg/m3 JAN 1993

                          *** STATUS IN U.S. ***
 
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***