A3612012
Diethyl Chlorothiophosphate , >97.0%(GC) , 2524-04-1
Synonym(s):
O,O′-Diethylthiophosphoric chloride;Diethyl phosphorochloridothionate
CAS NO.：2524-04-1
Empirical Formula: C4H10ClO2PS
Molecular Weight: 188.61
MDL number: MFCD00009088
EINECS: 219-755-4
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | -75℃ |
| Boiling point: | 96 °C |
| Density | 1.2 g/mL at 25 °C(lit.) |
| vapor pressure | 1.4 mm Hg ( 50 °C) |
| refractive index | n |
| Flash point: | >230 °F |
| solubility | Chloroform (Slightly), Ethyl Acetate (Slightly) |
| form | liquid |
| color | Colorless to Red to Green |
| Water Solubility | hydrolyzes, immiscible |
| CAS DataBase Reference | 2524-04-1(CAS DataBase Reference) |
| NIST Chemistry Reference | Phosphorochloridothioic acid, o,o'-diethyl ester(2524-04-1) |
| EPA Substance Registry System | O,O-Diethyl chlorothiophosphate (2524-04-1) |
Description and Uses
Diethyl Chlorothiophosphate is used in the preparation of various organophosporus insecticide including Flupyrazofos (F598620) and Chlorpyrifos (C425300).
Safety
| Symbol(GHS) |    GHS05,GHS06,GHS09 |
| Signal word | Danger |
| Hazard statements | H302-H311+H331-H314-H411 |
| Precautionary statements | P273-P280-P301+P312-P303+P361+P353-P304+P340+P310-P305+P351+P338 |
| Hazard Codes | T,T+ |
| Risk Statements | 23/24/25-34-26-21/22 |
| Safety Statements | 23-26-36/37/39-45-28A |
| RIDADR | UN 2751 |
| WGK Germany | 3 |
| RTECS | TD1780000 |
| TSCA | TSCA listed |
| HazardClass | 8 |
| PackingGroup | II |
| HS Code | 29309099 |
| Hazardous Substances Data | 2524-04-1(Hazardous Substances Data) |
| REACH Registrations | Inactive |
| Limited Quantities | 1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml) |
