PYRIDAFENTHION

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Names

[ CAS No. ]:
119-12-0

[ Name ]:
PYRIDAFENTHION

[Synonym ]:
O,O-Diethyl-O-(6-oxo-1-phenyl-1,6-dihydro-3-pyridazinyl)thiophosphat
Phosphorothioic acid, O-(1,6-dihydro-6-oxo-1-phenyl-3-pyridazinyl) O,O-diethyl ester
PYRIDAPHENTHION
O-(1,6-Dihydro-6-oxo-1-phenyl-3-pyridazinyl) O,O-diethyl phosphorothioate
O,O-Diethyl O-(6-oxo-1-phenyl-1,6-dihydro-3-pyridazinyl) phosphorothioate
O-(1,6-dihydro-6-oxo-1-phenylpyridazin-3-yl) O,O-diethyl phosphorothioate
American Cyanamid 12503
O,O-Diethyl O-(6-oxo-1-phenyl-1,6-dihydropyridazin-3-yl) phosphorothioate
MFCD00145189
Thiophosphate de O,O-diéthyle et de O-(6-oxo-1-phényl-1,6-dihydro-3-pyridazinyle)
O,O-Diethyl-O-(6-oxo-1-phenyl-1,6-dihydropyridazin-3-yl)thiophosphat
EINECS 204-298-5
PYRIDAFENTHION
6-diethoxyphosphinothioyloxy-2-phenylpyridazin-3-one

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
416.2±28.0 °C at 760 mmHg

[ Molecular Formula ]:
C₁₄H₁₇N₂O₄PS

[ Molecular Weight ]:
340.335

[ Flash Point ]:
205.5±24.0 °C

[ Exact Mass ]:
340.064667

[ PSA ]:
104.48000

[ LogP ]:
3.08

[ Vapour Pressure ]:
0.0±1.0 mmHg at 25°C

[ Index of Refraction ]:
1.589

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TF2275000

CHEMICAL NAME :: Phosphorothioic acid, O,O-diethyl ester, O-ester with 6-hydroxy-2-phenyl-3(2H)pyridazinone

CAS REGISTRY NUMBER :: 119-12-0

BEILSTEIN REFERENCE NO. :: 0302741

LAST UPDATED :: 199612

DATA ITEMS CITED :: 17

MOLECULAR FORMULA :: C14-H17-N2-O4-P-S

MOLECULAR WEIGHT :: 340.36

WISWESSER LINE NOTATION :: T6NNVJ BR& FOPS&O2&O2

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 :: 424 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: YKYUA6 Yakkyoku. Pharmacy. (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo, Japan) V.1- 1950- Volume(issue)/page/year: 37,1621,1986

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1100 mg/m3/4H

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: 9,285,1991

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2100 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: -,C223,1991

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 105 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (33),9,1977

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 305 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (33),9,1977

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 237 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Sense Organs and Special Senses (Eye) - effect, not otherwise specified Gastrointestinal - hypermotility, diarrhea

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 53(11),66,1988

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 660 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (33),9,1977

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 64 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: 28ZEAL "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969 Volume(issue)/page/year: 4,170,1969

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 370 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (33),9,1977

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: >12 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (33),9,1977

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: >20 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (33),9,1977

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 4800 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (33),9,1977

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 :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (33),9,1977

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 513 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Sense Organs and Special Senses (Eye) - effect, not otherwise specified Gastrointestinal - hypermotility, diarrhea

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 53(11),66,1988

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - quail

DOSE/DURATION :: 68400 ug/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc., 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For publisher information, see AGJAEP. Volume(issue)/page/year: (33),9,1977 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 201 mg/kg/48W-I

TOXIC EFFECTS :: Kidney, Ureter, Bladder - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - dehydrogenases Biochemical - Metabolism (Intermediary) - effect on mitochondrial function

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 53(11),66,1988

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 15 gm/kg/30D-I

TOXIC EFFECTS :: Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 53(11),66,1988

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302 + H332

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves

[ Hazard Codes ]:
F: Flammable;Xi: Irritant;

[ Risk Phrases ]:
R11

[ Safety Phrases ]:
S26

[ RIDADR ]:
2783

[ RTECS ]:
TF2275000

[ Packaging Group ]:
II

[ Hazard Class ]:
6.1(a)

[ HS Code ]:
2933990011

Customs

[ HS Code ]: 2933990011

[ Summary ]:
2933990011 o,o-diethyl o-quinoxalin-2-yl phosphorothioate。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:20.0%

Articles

[Effects of organophosphorus compounds and PAM on cholinesterase activity in rat tissues].

Nihon Eiseigaku Zasshi. 39(5) , 795-806, (1984)

[Effect of ofunack on the tentative exploratory activity of white rats].

Gig. Sanit. (8) , 80-2, (1987)

[Substantiation of hygienic standardization of ofunak in reservoir water].

Gig. Sanit. (11) , 66-8, (1988)

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