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| CAS No.: | 563-12-2 |
|---|---|
| Name: | ETHION |
| Article Data: | 13 |
| Molecular Structure: | |
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| Formula: | C9H22 O4 P2 S4 |
| Molecular Weight: | 384.483 |
| Synonyms: | Phosphorodithioicacid, S,S'-methylene O,O,O',O'-tetraethyl ester (8CI,9CI); Diethion; ENT24,105; Ethiol 100; Ethion; Ethopaz; Ethyl methylene phosphorodithioate([(EtO)2P(S)S]2CH2); Fosfatox E; Hylemax; Hylemox; Match; Niagara 1240;Nialate; O,O,O',O'-Tetraethyl S,S'-methylene bis(phosphorodithioate);Phosphotox E; RP 8167; Rhodocide; Rodocid; Rodocide; Tetraethyl S,S'-methylenebis(phosphorothiolothionate); Tomahawk |
| Density: | 1.22 |
| Melting Point: | 3oC |
| Boiling Point: | 125(0.0013kPa) |
| Flash Point: | 196.5oC |
| Solubility: | 2 mg l-1 (25 °C) |
| Appearance: | yellow to beige crystalline powder |
| Hazard Symbols: | Cholinesterase inhibitor, use may be restricted. TLV: 0.4 mg/m3. |
| Risk Codes: | 21-25-50/53 |
| Safety: | Poison by ingestion, skin contact, and intraperitoneal routes. Human systemic effects by ingestion: flaccid paralysis without anesthesia, motor activity changes, fever, and inhibition of cholinesterase. When heated to decomposition it emits highly toxic fumes of SOx and POx. See also PARATHION. |
| PSA: | 171.32000 |
| LogP: | 6.30650 |
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Chemistry
Chemical Name: Ethion
IUPAC NAME: Diethoxyphosphinothioylsulfanylmethylsulfanyl-diethoxy-
sulfanylidene-$l^{5}-phosphane
CAS No.: 563-12-2
EINECS: 209-242-3
RTECS: TE4550000
Molecular Formula: C9H22O4P2S4
Molecular Weight: 384.48 g/mol
Density: 1.305 g/cm3
Flash Point: 196.5 °C
Boiling Point: 401.2 °C at 760 mmHg
Storage temp.: 0-6°C
Ethion (563-12-2) is a colorless or amber colored liquid with a disagreeable odor.It is a wettable emulsifiable liquid.and it is toxic by inhalation, skin absorption, and/or ingestion.It burns, but is not easily ignited.Following is the structure:
Product Categories about Ethion (563-12-2) are Insedticide ; AcaricidesPesticides&Metabolites ; Alpha sort ; E ; E-GAlphabetic ; EQ - EZPesticides ; Insecticides ; Organophorous ; Pesticides ; Pesticides&Metabolites ; AcaricidesAlphabetic
The chemical synonymous of Ethion (563-12-2) are Bis(S-(Diethoxyphosphinothioyl)mercapto)methane ; Diethion ; Embathion ; Ent 24,105 ; Ent24,105 ; Ethanox ; Ethiol100 ; Ethion mixture
Uses
Hazard Codes:
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Risk Statements about Ethion (563-12-2):
R21 Harmful in contact with skin.
R25 Toxic if swallowed.
R50/53: Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements about Ethion (563-12-2):
S23 Do not breathe vapour.
S25 Avoid contact with eyes.
S45 In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S60 This material and its container must be disposed of as hazardous waste.
S61 Avoid release to the environment. Refer to special instructions / safety data sheets.
S36/37: Wear suitable protective clothing and gloves.
Toxicity Data With Reference
| 1. | orl-inf TDLo:15,700 µg/kg:CNS,PNS,MET | TXMDAX Texas Medicine. 63 (1967),71. | ||
| 2. | orl-hmn TDLo:100 µg/kg:BIO | TXAPA9 Toxicology and Applied Pharmacology. 22 (1972),286. | ||
| 3. | orl-rat LD50:13 mg/kg | PHJOAV Pharmaceutical Journal. 185 (1960),361. | ||
| 4. | ihl-rat LC50:864 mg/m3 | FMCHA2 Farm Chemicals Handbook .(Meister Publishing,Willoughy, OH.: )1991,C128. | ||
| 5. | skn-rat LD50:62 mg/kg | TXAPA9 Toxicology and Applied Pharmacology. 14 (1969),515. | ||
| 6. | ipr-rat LD50:26 mg/kg | PSEBAA Proceedings of the Society for Experimental Biology and Medicine. 129 (1968),699. | ||
| 7. | orl-mus LD50:40 mg/kg | 85DPAN Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel Werner Perkow,Berlin, Germany.: Verlag Paul Parey,1971/76. | ||
| 8. | ipr-mus LD50:35 mg/kg | PSEBAA Proceedings of the Society for Experimental Biology and Medicine. 129 (1968),699. | ||
| 9. | skn-rbt LD50:890 mg/kg | TobJS# Personal Communication to the Editor, Toxic Substances List from Dr. J.S. Tobin, Director, Health and Safety, FMC Corporation, New York, NY 14103, November 9, 1973 9NOV73 . |
Consensus Reports
EPA: Farm Worker Field Reentry FEREAC Federal Register. 39 (1974),16888. . EPA Genetic Toxicology Program. EPA Extremely Hazardous Substances List.
Safety Profile
Poison by ingestion, skin contact, and intraperitoneal routes. Human systemic effects by ingestion: flaccid paralysis without anesthesia, motor activity changes, fever, and inhibition of cholinesterase. When heated to decomposition it emits highly toxic fumes of SOx and POx. See also PARATHION.
Standards and Recommendations
OSHA PEL: TWA 0.4 mg/m3 (skin)
ACGIH TLV: TWA 0.05 mg/m3 (skin); Not Classifiable as a Human Carcinogen