| Product Name | Trioctylphosphine oxide |
| CAS No. | 78-50-2 |
| Synonyms | phosphorane, trioctyl-, oxide; trioctylphosphane oxide; Tri-n-octylphosphine oxide |
| InChI | InChI=1/C24H51OP/c1-4-7-10-13-16-19-22-26(25,23-20-17-14-11-8-5-2)24-21-18-15-12-9-6-3/h4-24H2,1-3H3 |
| Molecular Formula | C24H51OP |
| Molecular Weight | 386.6349 |
| Density | 0.861g/cm3 |
| Melting point | 50-55℃ |
| Boiling point | 408.8°C at 760 mmHg |
| Flash point | 259.8°C |
| Water solubility | Insoluble |
| Refractive index | 1.447 |
| Hazard Symbols |  :;  Xi:Irritant; |
| Risk Codes | R38:; R41:; |
| Safety | S26:; S36/39:; |
78-50-2 trioctylphosphine oxide
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