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Cas Database |
| Name |
O,O-Dimethyl O-(4-(methylsulfonyl)-m-tolyl) phosphorothioate |
EINECS | N/A |
| CAS No. | 3761-42-0 | Density | 1.333g/cm3 |
| PSA | 112.11000 | LogP | 4.02600 |
| Solubility | N/A | Melting Point |
77～79℃ |
| Formula | C10H15 O5 P S2 | Boiling Point | 419.2°Cat760mmHg |
| Molecular Weight | 310.332 | Flash Point | 207.3°C |
| Transport Information | N/A | Appearance | N/A |
| Safety | Poison by ingestion and intraperitoneal routes. When heated to decomposition it emits very toxic fumes of POx and SOx. | Risk Codes | 25-50/53 |
| Molecular Structure |
|
Hazard Symbols |
 
|
| Synonyms |
Phosphorothioicacid, O,O-dimethyl O-[4-(methylsulfonyl)-m-tolyl] ester (7CI,8CI); Fenthionsulfone |
Article Data | 2 |
O,O-Dimethyl O-(4-(methylsulfonyl)-m-tolyl) phosphorothioate Chemical Properties
IUPAC Name: Dimethoxy-(3-methyl-4-methylsulfonylphenoxy)-sulfanylidene-λ5-phosphane
Synonyms of O,O-Dimethyl O-(4-(methylsulfonyl)-m-tolyl) phosphorothioate (CAS NO.3761-42-0): Fenthione sulfone ; O,O-Dimethyl O-((4-methylthio)-m-tolyl)phosphorothioate sulfone ; Phosphorothioic acid, O,O-dimethyl O-(3-methyl-4-(methylsulfonyl)phenyl) ester (9CI) ; Phosphorothioic acid, O,O-dimethyl O-(4-(methylsulfonyl)-m-tolyl) ester
InChI: InChI=1/C10H15O5PS2/c1-8-7-9(15-16(17,13-2)14-3)5-6-10(8)18(4,11)12/h5-7H,1-4H3
InChIKey: ZDHYERRNXRANLI-UHFFFAOYAZ
Std. InChI: InChI=1S/C10H15O5PS2/c1-8-7-9(15-16(17,13-2)14-3)5-6-10(8)18(4,11)12/h5-7H,1-4H3
Std. InChIKey: ZDHYERRNXRANLI-UHFFFAOYSA-N
Product Categories: AvicidesPesticides&Metabolites;2000/60/ECMore...Close...;Alpha sort;E-GAlphabetic;European Community: ISO and DIN;F;FA - FLEnvironmental Standards;Insecticides;MetabolitesPesticides;OrganophorousMethod Specific;Pesticides;Pesticides&Metabolites
CAS NO: 3761-42-0
Molecular Formula: C10H15O5PS2
Molecular Weight: 310.3269
Molecular Structure : .png)
H bond acceptors: 5
H bond donors: 0
Freely Rotating Bonds: 5
Polar Surface Area: 112.11Å2
Index of Refraction: 1.54
Molar Refractivity: 73.03 cm3
Molar Volume: 232.7 cm3
Surface Tension: 48.3 dyne/cm
Density: 1.333 g/cm3
Flash Point: 207.3 °C
Enthalpy of Vaporization: 64.68 kJ/mol
Boiling Point: 419.2 °C at 760 mmHg
Vapour Pressure: 7.54E-07 mmHg at 25°C
Storage temp: 2-8°C
O,O-Dimethyl O-(4-(methylsulfonyl)-m-tolyl) phosphorothioate Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intracrebral | 25mg/kg (25mg/kg) | Pesticide Biochemistry and Physiology. Vol. 8, Pg. 302, 1978. | |
| mouse | LD50 | oral | 210mg/kg (210mg/kg) | BEHAVIORAL: TREMOR GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS | Journal of Pharmacobio-Dynamics. Vol. 9, Pg. 697, 1986. |
| rat | LD50 | intraperitoneal | 250mg/kg (250mg/kg) | Toxicology and Applied Pharmacology. Vol. 6, Pg. 86, 1964. | |
| rat | LD50 | oral | 125mg/kg (125mg/kg) | Guide to the Chemicals Used in Crop Protection. Vol. 6, Pg. 279, 1973. | |
| rat | LDLo | skin | 1600mg/kg (1600mg/kg) | PERIPHERAL NERVE AND SENSATION: FASCICULATIONS | Bulletin of the World Health Organization. Vol. 29, Pg. 205, 1963. |
O,O-Dimethyl O-(4-(methylsulfonyl)-m-tolyl) phosphorothioate Safety Profile
Hazard Codes: 
T,
N
Risk Statements: 25-50/53
R25 : Toxic if swallowed.
R50/53: O,O-Dimethyl O-(4-(methylsulfonyl)-m-tolyl) phosphorothioate (CAS NO.3761-42-0) is very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 45-60-61
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.
RIDADR: 2783
RTECS: TF9420000
HazardClass: 6.1(b)
PackingGroup: III
Poison by ingestion and intraperitoneal routes. When O,O-Dimethyl O-(4-(methylsulfonyl)-m-tolyl) phosphorothioate (CAS NO.3761-42-0) is heated to decomposition ,it emits very toxic fumes of POx and SOx.
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