Triethylamine

C₆H₁₅NCAS 121-44-8101.19 g/mol

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Properties

Molecular formula: C₆H₁₅N
Molar mass: 101.19 g/mol
Exact mass: 101.1204 Da
Density: 0.7255 g/mL (at 25 °C)
Melting point: −114.7 °C
Boiling point: 89.3 °C
pKa: 10.78 (25 °C)
Flash point: -17 °C (closed cup)
Water solubility: miscible
logP: 1.35Crippen estimate
Polar surface area: 3.2 Å²
H-bond donors / acceptors: 0 / 1
Rotatable bonds: 3

Hazards

Danger

H225 Highly Flammable liquid and vaporFlammable liquids
H301 Toxic if swallowedAcute toxicity, oral
H311 Toxic in contact with skinAcute toxicity, dermal
H314 Causes severe skin burns and eye damageSkin corrosion/irritation
H318 Causes serious eye damageSerious eye damage/eye irritation
H331 Toxic if inhaledAcute toxicity, inhalation

Harmonised EU classification (CLP Annex VI, index 612-004-00-5), via PubChem.

Precautionary statements

P210, P233, P240, P241, P242, P243, P260, P261, P262, P264, P264+P265, P270, P271, P280, P301+P316, P301+P330+P331, P302+P352, P302+P361+P354, P303+P361+P353, P304+P340, P305+P354+P338, P316, P317, P321, P330, P361+P364, P363, P370+P378, P403+P233, P403+P235, P405, P501

Identifiers

CAS number

121-44-8

SMILES

CCN(CC)CC

InChIKey

ZMANZCXQSJIPKH-UHFFFAOYSA-N

InChI

InChI=1S/C6H15N/c1-4-7(5-2)6-3/h4-6H2,1-3H3

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Names and synonyms

8 names

Ethanamine, N,N-diethyl-
N,N-Diethylethanamine
(Diethylamino)ethane
TEA
N,N,N-Triethylamine
LE 11-5RG
ATB 0489
T 0886

Safety data sheets

One stored sheet lists this compound in section 3, matched by the CAS number 121-44-8. Each row opens the sheet with its composition and PDF.

Triethylamine 100 %Fisher Scientific Company · 2025-12-19

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Work with Triethylamine

Predict the NMR spectrum1H and 13C shifts with multiplicities Make a solutionWhat to weigh for any molarity and volume Check drug-likenessLipinski, Veber and lead-likeness Boiling point under vacuumAt any pressure, from its normal boiling point Isotope patternExact mass and the mass spectrum pattern

Stereoisomers, salts and isotopologues

The same compound in another form: other stereochemistry, a salt or hydrate, the free acid or base, or an isotope-labelled version.

Triethylamine monohydrochloride554-68-7Salt N,N-Diethylethanamine trihydrofluoride73602-61-6Salt Triethylammonium bromide636-70-4Salt

Similar compounds

N,N,N′,N′-Tetraethylethylenediamine150-77-667 % similar 1,4-Diethylpiperazine6483-50-767 % similar 1-Ethylpyrrolidine7335-06-057 % similar N-Ethylpiperidine766-09-653 % similar Diethylaminoethyl chloride100-35-647 % similar N,N-Diethylethylenediamine100-36-747 % similar Diethylethanolamine100-37-847 % similar 2-(Diethylamino)ethanethiol100-38-947 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue.

All similar compounds

Same formula

1,3-Dimethylbutylamine108-09-8 Diisopropylamine108-18-9 Hexylamine111-26-2 Ethylbutylamine13360-63-9 Dipropylamine142-84-7 (+)-2-Amino-3,3-dimethylbutane22526-47-2 N-Methylpentylamine25419-06-1 2-Amino-3,3-dimethylbutane3850-30-4

Elsewhere

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