Phosphorus Pentasulfide
- CAS
- 1314-80-3
- EC
- 215-242-4
- Sectors
- Lubricants & Metalworking, Agriculture, Mining & Metals
Phosphorus Pentasulfide (CAS 1314-80-3) is a yellow to green powder that carries both phosphorus and sulfur in its structure and functions as a sulfurizing and chlorinating reagent in industrial chemistry, used in lubricant additives, pesticide synthesis, flotation agents and the production of thiophosphates and vulcanization accelerators. It releases hydrogen sulfide upon hydrolysis.
Typical Properties
| Molecular formula | P.S |
|---|---|
| Molecular weight | 191.3 g/mol |
| Form | Powder |
| Color | Yellow to green |
| Odor | rotten egg odor |
| Melting point | 286-290 °C |
| Boiling point | 513-515 °C |
| Density | 2.062 g/cm³ |
| Water solubility | reacts |
| pH | 1 (10g/l, H2O, 20°C) |
| GHS signal word | Danger · Flammable, Corrosive, Acute toxicity, Irritant / harmful, Health hazard, Environmental hazard |
| HS code | 28139000 |
| Grades available | Technical Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Phosphorus Pentasulfide
Applications
Used in lubricant additives, pesticide synthesis, and flotation agents. Also serves in the production of thiophosphates and vulcanization accelerators.
Safety & Risks
Toxic and flammable; reacts violently with water and acids. Handle under inert atmosphere with protective gear.
Packaging
Delivered in 25 kg drums or steel containers. Store dry, sealed, and away from moisture.