Amines & Amides Available to Source

Triethylamine Reagent

Et3N / TEA
CAS 121-44-8 · MF C6H15N · MW 101.19 g/mol · UN 1296 (TRIETHYLAMINE)

Triethylamine is a clear, colorless liquid tertiary amine that smells strongly of ammonia and is widely used as a reagent or base in chemical synthesis.

SDS / TDS Download
CAS Number
121-44-8
Molecular Formula
C6H15N
Molecular Weight
101.19 g/mol
Material Family
Amines & Amides
Functional Roles
Industries Served
Physical Properties
melting_point
-174.5 u00b0F (NTP, 1992)
boiling_point
192.7 u00b0F at 760 mmHg (NTP, 1992)
density
0.729 at 68 u00b0F (USCG, 1999) - Less dense than water; will float
solubility
Soluble (NTP, 1992)
vapor_pressure
53.5 mmHg (NTP, 1992)
flash_point
20 u00b0F (NTP, 1992)
GHS / SDS Safety Danger
Acute Toxic Environmental Hazard Flammable Irritant Health Hazard Corrosive
  • H370: Causes damage to organs [Danger Specific target organ toxicity, single exposure]
  • H335 (47.4%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
  • H302: Harmful if swallowed [Warning Acute toxicity, oral]
  • H331: Toxic if inhaled [Danger Acute toxicity, inhalation]
  • H335: May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
  • H314 (> 99.9%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
  • H311: Toxic in contact with skin [Danger Acute toxicity, dermal]
  • H225: Highly Flammable liquid and vapor [Danger Flammable liquids]
  • H302 (97.5%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H373: May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]
  • H331 (46.5%): Toxic if inhaled [Danger Acute toxicity, inhalation]
  • H401: Toxic to aquatic life [Hazardous to the aquatic environment, acute hazard]
  • H318: Causes serious eye damage [Danger Serious eye damage/eye irritation]
  • H311 (47.5%): Toxic in contact with skin [Danger Acute toxicity, dermal]
  • H312 (52.5%): Harmful in contact with skin [Warning Acute toxicity, dermal]
  • H318 (45.2%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
  • H225 (> 99.9%): Highly Flammable liquid and vapor [Danger Flammable liquids]
  • H372: Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]
  • H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
  • H332 (52.6%): Harmful if inhaled [Warning Acute toxicity, inhalation]
  • H332: Harmful if inhaled [Warning Acute toxicity, inhalation]
  • H412: Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]
  • H301: Toxic if swallowed [Danger Acute toxicity, oral]
Chemical Identity
CAS Number121-44-8
IUPAC NameN,N-diethylethanamine
InChI KeyZMANZCXQSJIPKH-UHFFFAOYSA-N
PubChem CID 8471
INCI NameTRIETHYLAMINE
Synonyms & Trade Names
TRIETHYLAMINE N,N-Diethylethanamine (Diethylamino)ethane Ethanamine, N,N-diethyl- Triaethylamin Trietilamina VOU728O6AY TEN [Base] DTXCID204366 FEMA NO. 4246 TEN (Base) RefChem:899489 triethyl amine Triethylamin
Full Description

Triethylamine is a clear, colorless liquid tertiary amine that smells strongly of ammonia and is widely used as a reagent or base in chemical synthesis.