三乙胺

一种叔有机碱，三个乙基与氮原子相连。

化学式
C6H15N
官能团
胺
摩尔质量
101.19 g/mol
Also known as
N,N-diethylethanamine, (Diethylamino)ethane, Ethanamine, N,N-diethyl-, Triaethylamin, Trietilamina

概览

Proton capture gives triethylammonium and can neutralise an acid coproduct. Its nitrogen has no N–H bond before protonation, so it is not an ordinary substrate for conversion into a neutral amide by acylation. Steric environment also influences its nucleophilic behaviour.

Identifiers

化学式
C6H15N
官能团
胺
摩尔质量
101.19 g/mol
Also known as
N,N-diethylethanamine, (Diethylamino)ethane, Ethanamine, N,N-diethyl-, Triaethylamin, Trietilamina
化学标识符
SMILES
CCN(CC)CC
InChI
InChI=1S/C6H15N/c1-4-7(5-2)6-3/h4-6H2,1-3H3
PubChem CID
8471

性质

熔点
-114.7 °C
沸点
88.8 °C
密度
0.7275 g/cu cm at 20 °C
水中溶解度
In water, 6.86X10+4 mg/L at 25 °C

Related compounds

参考文献

  1. PubChem Compound Summary: Triethylamine (CID 8471)National Center for Biotechnology Information · PubChem

    Identity, molecular formula, molecular weight and aliases retrieved via PUG REST on 2026-09-08.

  2. OpenStax Organic Chemistry: Basicity of aminesJohn McMurry · OpenStax · 2023

    Supports the qualitative structural interpretation of the recorded molecular structure; no new physical measurement or verified preparative yield is claimed.

  3. OpenStax Organic Chemistry: Reactions of aminesJohn McMurry · OpenStax · 2023

    Supports the qualitative structure and reactivity context; identity and numerical measurements retain their original references.

  4. Hazardous Substances Data Bank (HSDB): Triethylamine — melting pointHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/8471#section=Melting-Point. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Haynes, W.M. (ed.). CRC Handbook of Chemistry and Physics. 95th Edition. CRC Press LLC, Boca Raton: FL 2014-2015, p. 3-526

  5. Hazardous Substances Data Bank (HSDB): Triethylamine — boiling pointHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/8471#section=Boiling-Point. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Haynes, W.M. (ed.). CRC Handbook of Chemistry and Physics. 95th Edition. CRC Press LLC, Boca Raton: FL 2014-2015, p. 3-526

  6. Hazardous Substances Data Bank (HSDB): Triethylamine — densityHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/8471#section=Density. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Haynes, W.M. (ed.). CRC Handbook of Chemistry and Physics. 95th Edition. CRC Press LLC, Boca Raton: FL 2014-2015, p. 3-526

  7. Hazardous Substances Data Bank (HSDB): Triethylamine — solubilityHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/8471#section=Solubility. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Yalkowsky, S.H., He, Yan, Jain, P. Handbook of Aqueous Solubility Data Second Edition. CRC Press, Boca Raton, FL 2010, p. 334