*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : TE6550000
CHEMICAL NAME : Phosphorothioic acid, S-benzyl O,O-diisopropyl ester
CAS REGISTRY NUMBER : 26087-47-8
OTHER CAS REGISTRY NOS. : 62601-78-9
72779-52-3
BEILSTEIN REFERENCE NO. : 1974687
LAST UPDATED : 199612
DATA ITEMS CITED : 20
MOLECULAR FORMULA : C13-H21-O3-P-S
MOLECULAR WEIGHT : 288.37
WISWESSER LINE NOTATION : 1Y1&OPO&S1R&OY1&1
COMPOUND DESCRIPTOR : Agricultural Chemical
Reproductive Effector
SYNONYMS/TRADE NAMES :
* S-Benzyl O,O-diisopropyl phosphorothioate
* O,O-Bis(1-methylethyl) S-(phenylmethyl)phosphorothioate
* O,O-Diisopropyl-S-benzylester kyseliny thiofosforecne
* O,O-Diisopropyl S-benzyl phosphorothiolate
* O,O-Diisopropyl S-benzyl thiophosphate
* Iprobenfos
* Kitazin L
* Kitazin P
* Ricid II
* Ricid P
*** 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 : 550 mg/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - spastic paralysis with or without sensory
change
Behavioral - convulsions or effect on seizure threshold
Behavioral - coma
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 50(11),75,1985
TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 2836 mg/m3
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
Behavioral - ataxia
Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 51(9),77,1986
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 3708 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 51(9),77,1986
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 220 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TOIZAG Toho Igakkai Zasshi. Journal of Medical Society of Toho University.
(Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143,
Japan) V.1- 1954- Volume(issue)/page/year: 29,51,1982
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 525 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TOIZAG Toho Igakkai Zasshi. Journal of Medical Society of Toho University.
(Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143,
Japan) V.1- 1954- Volume(issue)/page/year: 29,51,1982
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 435 mg/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - spastic paralysis with or without sensory
change
Behavioral - convulsions or effect on seizure threshold
Behavioral - coma
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 50(11),75,1985
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 4 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:
9,500,1991
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 335 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TOIZAG Toho Igakkai Zasshi. Journal of Medical Society of Toho University.
(Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143,
Japan) V.1- 1954- Volume(issue)/page/year: 29,51,1982
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 1590 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TOIZAG Toho Igakkai Zasshi. Journal of Medical Society of Toho University.
(Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143,
Japan) V.1- 1954- Volume(issue)/page/year: 29,51,1982
TYPE OF TEST : LD - Lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Primate - monkey
DOSE/DURATION : >200 mg/kg
TOXIC EFFECTS :
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - true cholinesterase
REFERENCE :
JTSCDR Journal of Toxicological Sciences. (Japanese Soc. of Toxicological
Sciences, 4th Floor, Gakkai Center Bldg., 4-16, Yayoi 2-chome, Bunkyo-ku,
Tokyo 113, Japan) V.1- 1976- Volume(issue)/page/year: 2,346,1977
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 420 mg/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - spastic paralysis with or without sensory
change
Behavioral - convulsions or effect on seizure threshold
Behavioral - coma
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 50(11),75,1985
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - chicken
DOSE/DURATION : 508 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TOIZAG Toho Igakkai Zasshi. Journal of Medical Society of Toho University.
(Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143,
Japan) V.1- 1954- Volume(issue)/page/year: 29,51,1982
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1820 mg/kg/26W-I
TOXIC EFFECTS :
Blood - changes in erythrocyte (RBC) count
Nutritional and Gross Metabolic - weight loss or decreased weight gain
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - phosphatases
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 50(11),75,1985
TYPE OF TEST : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 29200 mg/m3/4H/61D-I
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - true cholinesterase
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - transaminases
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 51(11),77,1986
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Mammal - dog
DOSE/DURATION : 35 mg/kg/7D-I
TOXIC EFFECTS :
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - true cholinesterase
REFERENCE :
JTSCDR Journal of Toxicological Sciences. (Japanese Soc. of Toxicological
Sciences, 4th Floor, Gakkai Center Bldg., 4-16, Yayoi 2-chome, Bunkyo-ku,
Tokyo 113, Japan) V.1- 1976- Volume(issue)/page/year: 2,294,1977
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Primate - monkey
DOSE/DURATION : 252 mg/kg/28D-I
TOXIC EFFECTS :
Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - true cholinesterase
REFERENCE :
JTSCDR Journal of Toxicological Sciences. (Japanese Soc. of Toxicological
Sciences, 4th Floor, Gakkai Center Bldg., 4-16, Yayoi 2-chome, Bunkyo-ku,
Tokyo 113, Japan) V.1- 1976- Volume(issue)/page/year: 2,346,1977
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 1050 ug/kg
SEX/DURATION : female 1-21 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - biochemical and metabolic
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 58(8),16,1993
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 350 ug/kg
SEX/DURATION : lactating female 14 day(s) post-birth
TOXIC EFFECTS :
Reproductive - Effects on Newborn - biochemical and metabolic
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 58(8),16,1993
*** REVIEWS ***
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:
53,99,1974
*** OCCUPATIONAL EXPOSURE LIMITS ***
OEL-RUSSIA:STEL 0.3 mg/m3 JAN 1993
*** END OF RECORD ***