Tributyl phosphate
SIAL/00675 - for extraction analysis, ≥99.0% (GC)
Synonym: TBP; TBPA
CAS Number: 126-73-8
Empirical Formula (Hill Notation): C12H27O4P
Molecular Weight: 266.31
EC Number: 204-800-2
MDL Number: MFCD00009436
Linear Formula: (CH3(CH2)3O)3PO
Product Type: Chemical
| acid value | <1 |
| assay | ≥99.0% (GC) |
| autoignition temp. | 770 °F |
| bp | 180-183 °C/22 mmHg (lit.) |
| cation traces | Al: ≤10 mg/kg |
| Ba: ≤1 mg/kg | |
| Bi: ≤1 mg/kg | |
| Ca: ≤5 mg/kg | |
| Cd: ≤0.5 mg/kg | |
| Co: ≤0.5 mg/kg | |
| Cr: ≤1 mg/kg | |
| Cu: ≤0.5 mg/kg | |
| Fe: ≤5 mg/kg | |
| K: ≤5 mg/kg | |
| Li: ≤1 mg/kg | |
| Mg: ≤1 mg/kg | |
| Mn: ≤0.5 mg/kg | |
| Mo: ≤1 mg/kg | |
| Na: ≤5 mg/kg | |
| Ni: ≤0.5 mg/kg | |
| Pb: ≤1 mg/kg | |
| Sr: ≤1 mg/kg | |
| Zn: ≤1 mg/kg | |
| density | 0.979 g/mL at 25 °C (lit.) |
| form | liquid |
| InChI | 1S/C12H27O4P/c1-4-7-10-14 |
| InChI key | STCOOQWBFONSKY-UHFFFAOYSA |
| mp | −79 °C (lit.) |
| Quality Level | 100 ![]() |
| refractive index | n |
| n |
|
| SMILES string | CCCCOP(=O)(OCCCC)OCCCC |
| technique(s) | GC/GC: suitable |
| vapor density | 9.2 (vs air) |
| vapor pressure | 27 mmHg ( 178 °C) |
| 7.3 mmHg ( 150 °C) |
| Symbol | ![]() GHS07,GHS08 |
| Signal word | Warning |
| Hazard statements | H302 - H315 - H351 - H412 |
| Precautionary statements | P201 - P273 - P301 + P312 + P330 - P302 + P352 - P308 + P313 |
| Hazard Codes | Xn |
| Risk Statements | 20/22-38-40 |
| Safety Statements | 36/37-46 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 2 |
| Flash Point(F) | 294.8 °F |
| Flash Point(C) | 146 °C |
| Purity | ≥99.0% (GC) |
| bp | 180-183 °C/22 mmHg (lit.) |
| mp | −79 °C (lit.) |
| Density | 0.979 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 41116105 |



