- DEMETON-S
- Demeton-S-methyl
- DEMETON-S-METHYL-SULPHONE
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Cas Database |
| Name |
DEMETON-S |
EINECS | 204-801-8 | |
| CAS No. | 126-75-0 | Density | 1.146 g/cm3 | |
| PSA | 95.94000 | LogP | 3.65380 | |
| Solubility | Soluble in water:0.2g/100 ml at 20ºC | Melting Point |
95-97℃ |
|
| Formula | C8H19 O3 P S2 | Boiling Point | 320.5 °C at 760 mmHg | |
| Molecular Weight | 258.343 | Flash Point | 147.6 °C | |
| Transport Information | 3018 | Appearance | COLOURLESS OILY LIQUID | |
| Safety | Poison by ingestion, intraperitoneal, and subcutaneous routes. When heated to decomposition it emits very toxic fumes of POx and SOx. See also DEMETON-O + DEMETON-S and DEMETON; DEMETON-O-METHYL; DEMETON-O-METHYL SULFOXIDE; DEMETON-S-METHYL; DEMETON-S-METHYL-SULPHONE. | |||
Analytical Methods: | For occupational chemical analysis use NIOSH: Demeton, 5514. |
Risk Codes | 27/28 | |
| Molecular Structure |
|
Hazard Symbols |
 T+
|
|
| Synonyms |
Demetonthiolo; Demeton-S; Demetonthiol; Ethylthionodemeton; IS; IS (pesticide);Isosystox; O,O-Diethyl S-[2-(ethylthio)ethyl] phosphorothioate; O,O-DiethylS-[2-(ethylthio)ethyl] thiophosphate; Systox-thiol; Thioldemeton |
Article Data | 62 |
DEMETON-S Chemical Properties
Product Name: Demeton-S (CAS NO.126-75-0)
Molecular Formula: C8H19O3PS2
Molecular Weight: 258.34g/mol
Mol File: 126-75-0.mol
Einecs: 204-801-8
Appearance: Oily Liquid
Boiling point: 320.5 °C at 760 mmHg
Storage Temperature: 0-6°C
Flash Point: 147.6 °C
Density: 1.146 g/cm3
Water Solubility: Soluble in water:0.2g/100 ml at 20ºC
Surface Tension: 38.9 dyne/cm
Enthalpy of Vaporization: 53.98 kJ/mol
Vapour Pressure: 0.000595 mmHg at 25°C
XLogP3: 2.3
H-Bond Donor: 0
H-Bond Acceptor: 3
Product Categories: All Inhibitors; Inhibitors; Phosphorylating and Phosphitylating Agents; AcaricidesAlphabetic; D; DA - DHEnvironmental Standards; Insecticides; MetabolitesPesticides; Organophorous; Pesticides; Pesticides&Metabolites
DEMETON-S Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| guinea pig | LD50 | intraperitoneal | 5500ug/kg (5.5mg/kg) | AMA Archives of Industrial Health. Vol. 13, Pg. 606, 1956. | |
| mouse | LD50 | intraperitoneal | 174ug/kg (0.174mg/kg) | PERIPHERAL NERVE AND SENSATION: FLACCID PARALYSIS WITHOUT ANESTHESIA (USUALLY NEUROMUSCULAR BLOCKAGE) | Pharmazie. Vol. 35, Pg. 806, 1980. |
| mouse | LD50 | subcutaneous | 6mg/kg (6mg/kg) | Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 217, Pg. 144, 1953. | |
| mouse | LD50 | unreported | 5600ug/kg (5.6mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 7(5), Pg. 38, 1963. | |
| mouse | LDLo | oral | 5800ug/kg (5.8mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 2(5), Pg. 7, 1958. | |
| rabbit | LDLo | skin | 5mg/kg (5mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 2(5), Pg. 7, 1958. | |
| rat | LD50 | intraperitoneal | 1500ug/kg (1.5mg/kg) | AMA Archives of Industrial Health. Vol. 13, Pg. 606, 1956. | |
| rat | LD50 | intravenous | 1700ug/kg (1.7mg/kg) | Biochemical Pharmacology. Vol. 6, Pg. 244, 1961. | |
| rat | LD50 | oral | 1500ug/kg (1.5mg/kg) | Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 217, Pg. 144, 1953. |
DEMETON-S Safety Profile
Poison by ingestion, intraperitoneal, and subcutaneous routes. When heated to decomposition it emits very toxic fumes of POx and SOx. See also DEMETON-O + DEMETON-S and DEMETON; DEMETON-O-METHYL; DEMETON-O-METHYL SULFOXIDE; DEMETON-S-METHYL; DEMETON-S-METHYL-SULPHONE.
Analytical Methods:
For occupational chemical analysis use NIOSH: Demeton, 5514.
Safety Information of Demeton-S (CAS NO.126-75-0):
Hazard Codes: T+.gif){kind=small}
Risk Statements: 27/28
27: Very Toxic in contact with skin
28: Very Toxic if swallowed
Safety Statements: 28-36/37-45
28: After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer)
36: Wear suitable protective clothing
37: Wear suitable gloves
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
DEMETON-S Analytical Methods
For occupational chemical analysis use NIOSH: Demeton, 5514.
DEMETON-S Specification
Demeton-S ,its CAS NO. is 126-75-0,the synonyms is Demetonthiol ; Diethyls-(2-ethioethyl)thiophosphate ; Ethanethiol,2-(ethylthio)-,s-esterwitho,o-diethylphosphorothioate ; Is ; Isodemeton ; Isosystox ; Izosystox ; Izosystox(czech) .
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