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| CAS No.: | 867-27-6 |
|---|---|
| Name: | Metasystox |
| Molecular Structure: | |
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| Formula: | C6H15 O3 P S2 |
| Molecular Weight: | 230.289 |
| Synonyms: | Phosphorothioicacid, O-[2-(ethylthio)ethyl] O,O-di-Me ester (6CI); Benzenesulfenic acid, 4-(ethylthio)-,anhydride with dimethyl hydrogen phosphite; Demeton-O-methyl; Methyl-O-demeton;O,O-Dimethyl O-2-(ethylthio)ethyl phosphorothioate; O,O-DimethylO-[2-(ethylthio)ethyl] thiophosphate; O-[2-(Ethylthio)ethyl] O,O-dimethylphosphorothioate; O-[2-(Ethylthio)ethyl] O,O-dimethyl thiophosphate |
| Density: | 1.207 |
| Melting Point: | <25 °C |
| Boiling Point: | 89(0.02kPa) |
| Flash Point: | 112.1oC |
| Hazard Symbols: |
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| Risk Codes: | 25 |
| Safety: | Poison by ingestion, skin contact, inhalation, and intravenous routes. Experimental teratogenic and reproductive effects. When heated to decomposition it emits very toxic fumes of POx and SOx. See also DEMETON-O + DEMETON-S and DEMETON; DEMETON-O-METHYL SULFOXIDE; DEMETON-S; DEMETON-S-METHYL; DEMETON-S-METHYL-SULPHONE. |
| PSA: | 94.89000 |
| LogP: | 2.92400 |
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Chemistry
Empirical Formula: C6H15O3PS2
Molecular Weight: 230.2853
EINECS: 212-758-1
Index of Refraction: 1.505
Density: 1.195 g/cm3
Flash Point: 112.1 °C
Enthalpy of Vaporization: 47.94 kJ/mol
Boiling Point: 261.8 °C at 760 mmHg
Vapour Pressure: 0.0184 mmHg at 25 °C
Product categories of Demeton-O-methyl (CAS NO.867-27-6): Acaricide;Agricultural Chemical;Insecticide;Out-dated pesticide
Structure of Demeton-O-methyl (CAS NO.867-27-6):
Toxicity Data With Reference
| 1. | orl-rat LD50:75 mg/kg | FATOAO Farmakologiya i Toksikologiya (Moscow). 22 (1959),559. | ||
| 2. | ivn-rat LD50:216 mg/kg | BIJOAK Biochemical Journal. 67 (1957),187. | ||
| 3. | orl-mus LD50:46 mg/kg | FATOAO Farmakologiya i Toksikologiya (Moscow). 22 (1959),559. | ||
| 4. | orl-cat LDLo:30 mg/kg | FATOAO Farmakologiya i Toksikologiya (Moscow). 22 (1959),559. | ||
| 5. | ihl-cat LCLo:20 mg/m3 | GISAAA Gigiena i Sanitariya. 28 (3)(1963),21. | ||
| 6. | skn-rbt LDLo:75 mg/kg | FATOAO Farmakologiya i Toksikologiya (Moscow). 22 (1959),559. |
Safety Profile
Poison by ingestion, skin contact, inhalation, and intravenous routes. Experimental teratogenic and reproductive effects. When heated to decomposition it emits very toxic fumes of POx and SOx. See also DEMETON-O + DEMETON-S and DEMETON; DEMETON-O-METHYL SULFOXIDE; DEMETON-S; DEMETON-S-METHYL; DEMETON-S-METHYL-SULPHONE.
Hazard Codes of Demeton-O-methyl (CAS NO.867-27-6): 
T
Risk Statements: 25
R25 :Toxic if swallowed.
Safety Statements: 24-36/37-45
S24:Avoid contact with skin.
S36/37:Wear suitable protective clothing and gloves.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
Specification
Demeton-O-methyl ,its cas register number is 867-27-6. It also can be called Metasystox thiono ; O-[2-(ethylsulfanyl)ethyl] O,O-dimethyl phosphorothioate ; Thiophosphate de O-[2-(éthylsulfanyl)éthyle] et de O,O-diméthyle and Phosphorothioic acid, O-(2-(ethylthio)ethyl) O,O-dimethyl ester .