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| CAS No.: | 2088-72-4 |
|---|---|
| Name: | Phosphorothioic acid, O,O-dimethyl ester, S-ester with ethyl mercaptoa cetate |
| Molecular Structure: | |
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| Formula: | C6H13 O5 P S |
| Molecular Weight: | 228.206 |
| Synonyms: | Aceticacid, [(dimethoxyphosphinyl)thio]-, ethyl ester (9CI); Acetic acid, mercapto-,ethyl ester, S-ester with O,O-dimethyl phosphorothioate (7CI,8CI); Acetic acid,mercapto-, ethyl ester, ester with O,O-dimethyl phosphorothioate (6CI);Phosphorothioic acid, O,O-dimethyl ester, S-ester with ethyl mercaptoacetate;Methyl acetoxon; Methylacetophos; O,O-Dimethyl S-(carbethoxy)methylphosphorothiolate; O,O-Dimethyl S-ethoxycarbonylmethyl phosphorothioate |
| Density: | 1.254g/cm3 |
| Boiling Point: | 265.1°Cat760mmHg |
| Flash Point: | 114.1°C |
| Safety: | Poison by ingestion and skin contact. Moderately toxic by unspecified route. When heated to decomposition it emits very toxic fumes of POx and SOx. See also ESTERS. |
| PSA: | 96.94000 |
| LogP: | 1.68360 |
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Chemistry
IUPAC Name: Ethyl 2-dimethoxyphosphorylsulfanylacetate
Synonyms of O,O-Dimethyl-S-carboethoxymethyl thiophosphate (CAS NO.2088-72-4) : Acetic acid, ((dimethoxyphosphinyl)thio)-, ethyl ester (9CI) ; Acetic acid, mercapto-, ethyl ester, S-ester with O,O-dimethyl phosphorothioate ; Ethyl ((dimethoxyphosphinyl)thio)acetate ; Methyl acetophos O,O-Dimethyl S-carboethoxymethyl thiophosphate
InChI: InChI=1/C6H13O5PS/c1-4-11-6(7)5-13-12(8,9-2)10-3/h4-5H2,1-3H3
CAS NO:2088-72-4
Molecular Formula:C6H13O5PS
Molecular Weight :228.2032
Molecular Structure :.png)
Index of Refraction: 1.461
Surface Tension: 40 dyne/cm
Density: 1.254 g/cm3
Flash Point: 114.1 °C
Enthalpy of Vaporization: 50.3 kJ/mol
Boiling Point: 265.1 °C at 760 mmHg
Vapour Pressure: 0.00933 mmHg at 25°C
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| guinea pig | LD50 | oral | 214mg/kg (214mg/kg) | Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 30(7), Pg. 9, 1965. | |
| mouse | LD50 | oral | 314mg/kg (314mg/kg) | Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 33(8), Pg. 107, 1968. | |
| mouse | LD50 | unreported | 1020mg/kg (1020mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 7(5), Pg. 38, 1963. | |
| rabbit | LD50 | oral | 420mg/kg (420mg/kg) | Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 30(7), Pg. 9, 1965. | |
| rat | LD50 | oral | 385mg/kg (385mg/kg) | Hygiene and Sanitation Vol. 31(4-6), Pg. 18, 1966. | |
| rat | LD50 | skin | 220mg/kg (220mg/kg) | Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 33(8), Pg. 107, 1968. | |
| rat | LD50 | unreported | 1gm/kg (1000mg/kg) | "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 351, 1971. |
Safety Profile
Poison by ingestion and skin contact. O,O-Dimethyl-S-carboethoxymethyl thiophosphate (CAS NO.2088-72-4) is moderately toxic by unspecified route. When O,O-Dimethyl-S-carboethoxymethyl thiophosphate (CAS NO.2088-72-4) is heated to decomposition ,it emits very toxic fumes of POx and SOx. See also ESTERS.