*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TF3850000
CHEMICAL NAME           : Phosphorothioic acid, O,O-diethyl
                          O-(p-(methylsulfinyl)phenyl) ester
CAS REGISTRY NUMBER     : 115-90-2
BEILSTEIN REFERENCE NO. : 2219515
LAST UPDATED            : 199712
DATA ITEMS CITED        : 35
MOLECULAR FORMULA       : C11-H17-O4-P-S2
MOLECULAR WEIGHT        : 308.37
WISWESSER LINE NOTATION : OS1&R DOPS&O2&O2
COMPOUND DESCRIPTOR     : Agricultural Chemical
                          Mutagen
SYNONYMS/TRADE NAMES :
   * BAY 25141
   * Bayer 25141
   * Chemagro 25141
   * Daconit
   * Dasanit
   * O,O-Diaethyl-O-4-methylsulfinyl-phenyl-monothiophosphat
   * O,O-Diaethyl-O-(4-methylsulfinyl-phenyl)-thionophosphat
   * O,O-Diethyl O-(p-(methylsulfinyl)phenyl) phosphorothioate
   * O,O-Diethyl O-p-(methylsulfinyl)phenyl thiophosphate
   * ENT 24,945
   * Fensulfothion
   * OMS 37
   * Phenol, p-(methylsulfinyl)-, O-ester with O,O-diethyl phosphorothioate
   * S 767
   * Terracur P
   * VUAgT 96
   * VUAgT 108
 
                       *** 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           : 2200 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   6,78,1964
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 113 mg/m3/1H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85JFAN "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd,
   eds., Nottingham, Royal Soc. of Chemistry, 1983-86 Volume(issue)/page/year:
   A202,1983
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 3 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       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1500 ug/kg
TOXIC EFFECTS :
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - true cholinesterase
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   6,78,1964
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 11 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: -,337,1971
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 7 mg/kg
TOXIC EFFECTS :
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - true cholinesterase
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   6,78,1964
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intracerebral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 2 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PCBPBS Pesticide Biochemistry and Physiology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802)  V.1-    1971-  Volume(issue)/page/year:
   8,302,1978
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 9 mg/kg
TOXIC EFFECTS :
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - true cholinesterase
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   6,78,1964
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 5400 ug/kg
TOXIC EFFECTS :
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - true cholinesterase
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   6,78,1964
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Bird - pigeon
DOSE/DURATION           : 560 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ASTTA8 ASTM Special Technical Publication.  (American Soc. for Testing
   Materials, 1916 Race St., Philadelphia, PA 19103)  No.1-    1911-
   Volume(issue)/page/year: (680),157,1979
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Bird - quail
DOSE/DURATION           : 1200 ug/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - ataxia
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   EESADV Ecotoxicology and Environmental Safety.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802)  V.1-    1977-  Volume(issue)/page/year:
   8,551,1984
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Bird - duck
DOSE/DURATION           : 747 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   22,556,1972
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Bird - duck
DOSE/DURATION           : 3 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   47,451,1979
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Bird - wild bird species
DOSE/DURATION           : 240 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   21,315,1972
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Bird - wild bird species
DOSE/DURATION           : 420 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   26,154,1973
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 30 mg/kg/60D-C
TOXIC EFFECTS :
   Related to Chronic Data - death
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   6,78,1964

                              *** REVIEWS ***
 
   ACGIH TLV-Not classifiable as a human carcinogen
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year:
   TLV/BEI,1997

   ACGIH TLV-TWA 0.1 mg/m3
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year:
   TLV/BEI,1997

   TOXICOLOGY REVIEW
   RREVAH Residue Reviews.  (Springer-Verlag New York, Inc., Service Center, 44
   Hartz Way, Secaucus, NJ 07094)  V.1-    1962-  Volume(issue)/page/year:
   63,1,1976

                    *** 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-AUSTRALIA:TWA 0.1 mg/m3 JAN 1993
   
   OEL-BELGIUM:TWA 0.1 mg/m3 JAN 1993
   
   OEL-FRANCE:TWA 0.1 mg/m3 JAN 1993
   
   OEL-THE NETHERLANDS:TWA 0.1 mg/m3 JAN 1993
   
   OEL-SWITZERLAND:TWA 0.1 mg/m3 JAN 1993
   
   OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV
   
   OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

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

NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
   NIOSH REL TO FENSULFOTHION-air:10H TWA 0.1 mg/m3
REFERENCE :
   NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of
   Health, Education, and Welfare, Reports and Memoranda.
   Volume(issue)/page/year: DHHS #92-100,1992

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Negative: Histidine reversion-Ames test
   
   EPA GENETOX PROGRAM 1988, Negative: D melanogaster Sex-linked lethal
   
   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 TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***