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Cas Database |
| Name |
S-seven |
EINECS | N/A |
| CAS No. | 3792-59-4 | Density | 1.37g/cm3 |
| PSA | 60.36000 | LogP | 5.69430 |
| Solubility | N/A | Melting Point |
N/A |
| Formula | C14H13 Cl2 O2 P S | Boiling Point | 415.6°Cat760mmHg |
| Molecular Weight | 347.202 | Flash Point | 205.2°C |
| Transport Information | N/A | Appearance | N/A |
| Safety | Poison by ingestion. Moderately toxic by subcutaneous route. When heated to decomposition it emits very toxic fumes of Cl−, SOx, and POx. See also ESTERS. | Risk Codes | N/A |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
Phosphonothioicacid, phenyl-, O-(2,4-dichlorophenyl) O-ethyl ester (7CI,8CI,9CI); Phenol,2,4-dichloro-, O-ester with O-ethyl phenylphosphonothioate (8CI); EPBP; O-EthylO-(2,4-dichlorophenyl) phenylphosphonothioate; O-Ethyl O-2,4-dichlorophenylthionobenzenephosphonate; S-Seven |
Article Data | 1 |
S-seven Chemical Properties
IUPAC Name: (2,4-Dichlorophenoxy)-ethoxy-phenyl-sulfanylidene-(l,5)-phosphane
Molecular Formula: C14H13Cl2O2PS
Molecular Weight: 347.20
Freely Rotating Bonds: 5
Polar Surface Area: 60.36 Å2
Index of Refraction: 1.613
Molar Refractivity: 87.59 cm3
Molar Volume: 251.6 cm3
Polarizability: 34.72 ×10-24 cm3
Surface Tension: 55 dyne/cm
Density: 1.37 g/cm3
Flash Point: 205.2 °C
Enthalpy of Vaporization: 64.28 kJ/mol
Boiling Point: 415.6 °C at 760 mmHg
Vapour Pressure: 9.79E-07 mmHg at 25 °C
Classification Code: Agricultural Chemical; Insecticide; Out-dated pesticide
Molecular structure of S-seven (CAS NO.3792-59-4) is
.
S-seven Uses
S-seven (CAS NO.3792-59-4) is used in organic synthesis.
S-seven Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| chicken | LD50 | oral | > 1500mg/kg (1500mg/kg) | Journal of Environmental Science and Health, Part B: Pesticides, Food Contaminants, and Agricultural Wastes. Vol. 17, Pg. 611, 1982. | |
| mouse | LD50 | oral | 274mg/kg (274mg/kg) | Japan Pesticide Information. Vol. (7), Pg. 31, 1971. | |
| mouse | LD50 | subcutaneous | 784mg/kg (784mg/kg) | "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 5, Pg. 105, 1976. | |
| mouse | LD50 | unreported | 330mg/kg (330mg/kg) | Rinsho Shinkeigaku. Clinical Neurology. Vol. 23, Pg. 101, 1983. |
S-seven Safety Profile
Poison by ingestion. Moderately toxic by subcutaneous route. When heated to decomposition it emits very toxic fumes of Cl−, SOx, and POx.
RIDADR: 3018
HazardClass: 6.1(b)
PackingGroup: III
S-seven Specification
The chemical synonyms of S-seven (CAS NO.3792-59-4) are O-(2,4-Dichlorophenyl) O-ethyl phenylphosphonothioate ; Phosphonothioic acid, P-phenyl-, O-(2,4-dichlorophenyl) O-ethyl ester ; O-2,4-Dichlorfenyl-O-ethylester kyseliny fenylthiofosfonove ; O-Ethyl O-2,4-dichlorophenyl thionobenzenephosphonate and Phosphonothioic acid, phenyl-, O-(2,4-dichlorophenyl) O-ethyl ester .
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