C6H15P
118.16 g/mol
Research ReagentDanger
Triethylphosphine
CAS554-70-1EC209-068-8
Category
Research Reagent
Compound Class
Organometallic
Primary Use
Research Compound
Triethylphosphine is an organophosphorus compound commonly abbreviated as PEt3. It is a colorless liquid with an unpleasant odor and serves as a common ligand in organometallic chemistry.
organic synthesis ligandligand in organometallic chemistry
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Safety Reference
Danger
H224Extremely flammable liquid and vapour
H225Highly flammable liquid and vapour
H250Catches fire spontaneously if exposed to air
H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
Customs Tariff Classification
The international HS code for Triethylphosphine (CAS 554-70-1) is 2931.49.
HS code (international, 6-digit)
2931.49
EU CN code (8-digit)
2931 49 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
triethylphosphane
InChIKey
RXJKFRMDXUJTEX-UHFFFAOYSA-N
SMILES
CCP(CC)CC
Synonyms (6)
- 3EP
- Phosphine, triethyl-
- Phosphorus triethyl
- Triethylphosphine
- Triethylphosphine 1M in THF
- Triethylphosphorus
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