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CAS No.: | 2669-32-1 |
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Name: | 3-(dimethoxyphosphinothioylsulfanylmethyl)-5-ethoxy-1,3,4-thiadiazol-2 -one |
Molecular Structure: | |
Formula: | C7H13 N2 O4 P S3 |
Molecular Weight: | 316.363 |
Synonyms: | Phosphorodithioicacid, O,O-dimethyl ester, S-ester with 2-ethoxy-4-(mercaptomethyl)-D2-1,3,4-thiadiazolin-5-one(7CI,8CI); GS 12968; Geigy 12968; Geigy GS 12968; Lythidathion; O,O-DimethylS-(5-ethoxy-1,3,4-thiadiazol-2(3H)-onyl-(3)-methyl) dithiophosphate; OMS 958 |
Density: | 1.54g/cm3 |
Boiling Point: | 362.2°Cat760mmHg |
Flash Point: | 172.8°C |
Safety: | Poison by ingestion. A pesticide. When heated to decomposition it emits very toxic fumes of NOx, POx, and SOx. |
PSA: | 158.02000 |
LogP: | 2.56210 |
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IUPAC Name: 3-(Dimethoxyphosphinothioylsulfanylmethyl)-5-ethoxy-1,3,4-thiadiazol-2-one
Synonyms of O,O-Dimethyl-S-(5-ethoxy-1,3,4-thiadi-azolinyl-3-methyl)dithiophosphate (CAS NO.2669-32-1) : 3-Dimethoxyphosphinothioylthiomethyl-5-ethoxy-1,3,4-thiadiazol-2(3H)-one ; lythidathion ; Phosphorodithioic acid, S-[(5-ethoxy-2-oxo-1,3,4-thiadiazol-3(2H)-yl)methyl] O,O-dimethyl ester ; S-[(5-Ethoxy-2-oxo-1,3,4-thiadiazol-3(2H)-yl)methyl] O,O-dimethyl phosphorodithioate ; S-[(5-Ethoxy-2-oxo-1,3,4-thiadiazol-3(2H)-yl)methyl] O,O-Dimethyl Phosporodithioate
InChI: InChI=1/C7H13N2O4PS3/c1-4-13-6-8-9(7(10)17-6)5-16-14(15,11-2)12-3/h4-5H2,1-3H3
CAS NO:2669-32-1
Molecular Formula:C7H13N2O4PS3
Molecular Weight :316.3579
Molecular Structure :
Index of Refraction: 1.637
Surface Tension: 57.8 dyne/cm
Density: 1.54 g/cm3
Flash Point: 172.8 °C
Enthalpy of Vaporization: 60.81 kJ/mol
Boiling Point: 362.2 °C at 760 mmHg
Vapour Pressure: 1.97E-05 mmHg at 25°C
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mammal (species unspecified) | LD50 | unreported | 225mg/kg (225mg/kg) | "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 372, 1971. | |
rat | LD50 | oral | 268mg/kg (268mg/kg) | "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 4, Pg. 186, 1969. |
Poison by ingestion. O,O-Dimethyl-S-(5-ethoxy-1,3,4-thiadi-azolinyl-3-methyl)dithiophosphate (CAS NO.2669-32-1) is a pesticide. When O,O-Dimethyl-S-(5-ethoxy-1,3,4-thiadi-azolinyl-3-methyl)dithiophosphate (CAS NO.2669-32-1) is heated to decomposition, it emits very toxic fumes of NOx, POx, and SOx.