Triethylphosphine
ALDRICH/245275 - 99%
Synonym: Triethylphosphorus
CAS Number: 554-70-1
Empirical Formula (Hill Notation): C6H15P
Molecular Weight: 118.16
EC Number: 209-068-8
MDL Number: MFCD00009256
Linear Formula: (C2H5)3P
Product Type: Chemical
| assay | 99% |
| bp | 127-128 °C (lit.) |
| density | 0.802 g/mL at 20 °C (lit.) |
| form | liquid |
| functional group | phosphine |
| InChI | 1S/C6H15P/c1-4-7(5-2)6-3/ |
| InChI key | RXJKFRMDXUJTEX-UHFFFAOYSA |
| Quality Level | 100 ![]() |
| reaction suitability | reagent type: ligand reaction type: Arylations |
| refractive index | n |
| SMILES string | CCP(CC)CC |
| Application: | Triethylphosphine is generally used as a ligand in the organometallic chemistry. It can be used in: • Synthesis of the tetrahedrally coordinated L3Fe-Nx complex with a terminal nitride group. • Synthesis of (PEt3)2Ni(η2-C14H10), a source of the reactive Ni(PEt3)2 moiety. • Synthesis of dinuclear rhodium complexes with triethyllphosphane bridges. |
| Other Notes: | This container should be opened only by a technically qualified person. |
| Packaging: | 25 g in Sure/Seal™ |
| Packaging: | 5 g in glass bottle |
| Symbol | ![]() GHS02,GHS05 |
| Signal word | Danger |
| Hazard statements | H250 - H314 |
| Precautionary statements | P231 + P232 - P280 - P303 + P361 + P353 - P305 + P351 + P338 + P310 - P370 + P378 |
| Hazard Codes | F,C |
| Risk Statements | 11-17-34 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 2845 4.2 |
| WGK Germany | WGK 3 |
| Purity | 99% |
| bp | 127-128 °C (lit.) |
| Density | 0.802 g/mL at 20 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352128 |



