| Name | Phosphoric acid, monobutyl monomethyl ester |
| Synonyms | Phosphoric acid, monobutyl monomethyl ester Tributyl Phosphate Impurity 21 |
| CAS | 89162-21-0 |
| Molecular Formula | C5H13O4P |
| Molar Mass | 168.13 |
| Density | 1.155±0.06 g/cm3(Predicted) |
| Boling Point | 219.9±23.0 °C(Predicted) |
| pKa | 1.38±0.50(Predicted) |