*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : TD9450000
CHEMICAL NAME : Phosphorodithioic acid, O,O-diethyl
S-(ethylthio)methyl ester
CAS REGISTRY NUMBER : 298-02-2
BEILSTEIN REFERENCE NO. : 1708517
REFERENCE : 4-01-00-03090 (Beilstein Handbook Reference)
LAST UPDATED : 199712
DATA ITEMS CITED : 43
MOLECULAR FORMULA : C7-H17-O2-P-S3
MOLECULAR WEIGHT : 260.39
WISWESSER LINE NOTATION : 2S1SPS&O2&O2
COMPOUND DESCRIPTOR : Agricultural Chemical
Mutagen
Reproductive Effector
SYNONYMS/TRADE NAMES :
* AC 3911
* Agrimet
* American cyanamid 3,911
* O,O-Diaethyl-S-(aethylthio-methyl)-dithiophosphat
* O,O-Diethyl S-ethylmercaptomethyl dithiophosphonate
* O,O-Diethyl-S-(ethylthio-methyl)-dithiofosfaat
* O,O-Diethyl S-ethylthiomethyl dithiophosphonate
* O,O-Diethyl ethylthiomethyl phosphorodithioate
* O,O-Diethyl S-(ethylthio)methyl phosphorodithioate
* O,O-Diethyl S-ethylthiomethyl thiothionophosphate
* O,O-Dietil-S-(etiltio-metil)-ditiofosfato
* Dithiophosphate de O,O-diethyle et d'ethylthiomethyle
* EI3911
* ENT 24,042
* Experimental insecticide 3911
* Foraat
* Geomet
* Granutox
* L 11/6
* Methanethiol, (ethylthio)-, S-ester with O,O-diethyl phosphorodithioate
* Phorat
* Phorate
* Phorate-10G
* Rampart
* RCRA waste number P094
* Thimenox
* Thimet
* Timet
* Vegfru
* Vergfru foratox
* VUAgT 182
*** 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 : 1 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
DOEAAH Down to Earth. (Dow Chemical USA, Agricultural Products Dept.,
Midland, MI 48640) V.1- 1945- Volume(issue)/page/year: 35,25,1979
TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 11 mg/m3/1H
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: PB277-077
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 2500 ug/kg
TOXIC EFFECTS :
Behavioral - tremor
Behavioral - convulsions or effect on seizure threshold
Behavioral - excitement
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
2,88,1960
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1980 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und
Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher
information, see NSAPCC. Volume(issue)/page/year: 236,202,1959
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1200 ug/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: PB277-077
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 2250 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und
Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher
information, see NSAPCC. Volume(issue)/page/year: 236,202,1959
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 2100 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und
Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher
information, see NSAPCC. Volume(issue)/page/year: 236,202,1959
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 99 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FMCHA2 Farm Chemicals Handbook. (Meister Pub., 37841 Euclid Ave.,
Willoughy, OH 44094) Volume(issue)/page/year: -,C236,1991
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 20 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PCOC** Pesticide Chemicals Official Compendium, Association of the American
Pesticide Control Officials, Inc., 1966. (Topeka, KS)
Volume(issue)/page/year: -,895,1966
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - quail
DOSE/DURATION : 7 mg/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 : Intraperitoneal
SPECIES OBSERVED : Rodent - gerbil
DOSE/DURATION : 1866 ug/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
Lungs, Thorax, or Respiration - bronchiolar constriction
Gastrointestinal - hypermotility, diarrhea
REFERENCE :
JAMPA2 Journal of Animal Morphology and Physiology. (Soc. of Animal
Morphologists and Physiologists, Dept. of Zoology, Faculty of Science, M.S.
Univ. of Baroda, Baroda 2, India) V.1- 1954- Volume(issue)/page/year:
28,234,1981
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - duck
DOSE/DURATION : 600 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
DOEAAH Down to Earth. (Dow Chemical USA, Agricultural Products Dept.,
Midland, MI 48640) V.1- 1945- Volume(issue)/page/year: 35,25,1979
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Bird - duck
DOSE/DURATION : 203 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 : 1 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:
21,315,1972
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - gerbil
DOSE : 2500 ug/kg
SEX/DURATION : male 1 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
sperm morphology, motility, and count)
Reproductive - Paternal Effects - testes, epididymis, sperm duct
REFERENCE :
IJEBA6 Indian Journal of Experimental Biology. (Publications & Information
Directorate, CSIR, Hillside Rd., New Delhi 110 012, India) V.1- 1963-
Volume(issue)/page/year: 18,1001,1980
** MUTATION DATA **
TYPE OF TEST : Sister chromatid exchange
TEST SYSTEM : Human Lymphocyte
DOSE/DURATION : 2 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 102,89,1982
TYPE OF TEST : Micronucleus test
ROUTE OF EXPOSURE : Intraperitoneal
TEST SYSTEM : Rodent - rat
DOSE/DURATION : 750 ug/kg/5D (Continuous)
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 188,45,1987
TYPE OF TEST : Cytogenetic analysis
ROUTE OF EXPOSURE : Intraperitoneal
TEST SYSTEM : Rodent - rat
DOSE/DURATION : 180 ug/kg
REFERENCE :
NULSAK Nucleus (Calcutta). (Dr. A.K. Sharma, Centre of Advanced Studies in
Cell and Chromosome Research, Calcutta, 35 Baliygunge Circular Rd., Calcutta
700 019, India) V.1- 1958- Volume(issue)/page/year: 33,14,1990
TYPE OF TEST : Sister chromatid exchange
TEST SYSTEM : Rodent - rat Cells - not otherwise specified
DOSE/DURATION : 50 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 188,311,1987
TYPE OF TEST : Micronucleus test
ROUTE OF EXPOSURE : Intraperitoneal
TEST SYSTEM : Rodent - mouse
DOSE/DURATION : 750 ug/kg
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 155,131,1985
TYPE OF TEST : Cytogenetic analysis
TEST SYSTEM : Rodent - hamster Ovary
DOSE/DURATION : 40 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 188,241,1987
TYPE OF TEST : Sister chromatid exchange
TEST SYSTEM : Rodent - hamster Ovary
DOSE/DURATION : 40 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 188,311,1987
*** REVIEWS ***
ACGIH TLV-STEL 0.2 mg/m3 (skin)
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 0.05 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:
46,1,1973
*** 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
*** OCCUPATIONAL EXPOSURE LIMITS ***
OEL-AUSTRALIA:TWA 0.05 mg/m3;STEL 0.2 mg/m3;Skin JAN 1993
OEL-BELGIUM:TWA 0.05 mg/m3;Skin JAN 1993
OEL-DENMARK:TWA 0.05 mg/m3;Skin JAN 1993
OEL-FRANCE:TWA 0.05 mg/m3;Skin JAN 1993
OEL-THE NETHERLANDS:TWA 0.05 mg/m3;Skin JAN 1993
OEL-SWITZERLAND:TWA 0.05 mg/m3;Skin JAN 1993
OEL-UNITED KINGDOM:TWA 0.05 mg/m3;STEL 2 mg/m3;Skin 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 PHORATE-air:10H TWA 0.05 mg/m3;STEL 0.2 mg/m3 (Sk)
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: 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 GENETOX PROGRAM 1988, Inconclusive: Histidine reversion-Ames test
On EPA IRIS database
NIOSH Analytical Method, 1994: Organophosphorus pesticides, 5600
*** END OF RECORD ***
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