| Name | didecylphenylphosphine oxide |
| Synonyms | didecylphenylphosphine oxide Phosphine oxide, didecylphenyl- |
| CAS | 17262-57-6 |
| Molecular Formula | C26H47OP |
| Molar Mass | 406.62 |
| Density | 0.91±0.1 g/cm3(Predicted) |
| Melting Point | 56-57 °C |
| Boling Point | 533.2±23.0 °C(Predicted) |