SoleChem

Triethylamine

Amines Pharmaceuticals & Healthcare
CAS
121-44-8
EC
204-469-4
Mol. Weight
101.19 g/mol

Description

Triethylamine (CAS 121-44-8), commonly abbreviated as TEA or NEt3, is a tertiary amine used across pharmaceutical synthesis, polymer production, and specialty chemical manufacturing. It functions primarily as a base and acid scavenger in chemical reactions.

The compound serves as a catalyst in condensation and polymerization processes. In pharmaceutical manufacturing, TEA neutralizes hydrogen halide byproducts during API synthesis, protecting reaction intermediates and improving yield quality.

Polymer producers use it as a catalyst in polyurethane and polycarbonate production, where controlled basicity influences chain growth and final material properties. This ensures consistent performance in industrial applications.

In food flavoring applications under FEMA 4246, it contributes to specific flavor profiles at trace concentrations in approved formulations. It also functions as a curing agent and accelerator in epoxy resin systems.

Its reactivity directly affects pot life and cure rate, which are critical parameters for industrial formulators. Triethylamine is supplied as a colorless liquid in standard packaging ranging from drums to ISO tank containers.

Technical grade and pharmaceutical grade meeting USP or BP specifications are the most commonly sourced options. Buyers in regulated industries typically require certificate of analysis documentation for their records.

These documents confirm purity levels of 99% or higher to ensure process stability. Our supply chain ensures that all chemical shipments meet the rigorous demands of global manufacturing and safety standards.

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Physical Properties

Melting Point -114.7 °C
Boiling Point 89.3 °C
Density 0.7255 g/cm³ @ Temp: 25 °C
Flash Point 20 °F
Appearance Triethylamine is a colorless liquid. Strong ammonia odor.
Color Clear
Odor Strong ammonia-like odor
Form Liquid
Water Solubility 133 g/L (20 ºC)
Vapor Pressure 51.75 mm Hg ( 20 °C)
Refractive Index n 20/D 1.401(lit.)
pH 12.7 (100g/l, H2O, 15℃)(IUCLID)
Log P 1.65

Safety & Handling (Learn More)

Danger GHS02 GHS05 GHS06 GHS07 GHS08 GHS09
Hazard Statements
H225 Highly Flammable liquid and vapor
H301 Toxic if swallowed
H302 Harmful if swallowed
H311 Toxic in contact with skin
H312 Harmful in contact with skin
H314 Causes severe skin burns and eye damage
H318 Causes serious eye damage
H331 Toxic if inhaled
H332 Harmful if inhaled
H335 May cause respiratory irritation
H370 Causes damage to organs
H372 Causes damage to organs through prolonged or repeated exposure
H373 May causes damage to organs through prolonged or repeated exposure
H401 Toxic to aquatic life
H412 Harmful to aquatic life with long lasting effects
Precautionary Statements
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233 Keep container tightly closed.
P240 Ground and bond container and receiving equipment.
P241 Use explosion-proof [electrical/ventilating/lighting/…] equipment.
P242 Use non-sparking tools.
P243 Take action to prevent static discharges.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P262 Do not get in eyes, on skin, or on clothing.
P264 Wash … thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P316 Get emergency medical help immediately.
P317 Get emergency medical help.
P319 Get medical advice/attention if you feel unwell.
P321 Specific treatment (see … on this label).
P330 Rinse mouth.
P363 Wash contaminated clothing before reuse.
P405 Store locked up.
P501 Dispose of contents/container in accordance with local regulations.
P264+P265 Wash … thoroughly after handling.
P301+P316 Get emergency medical help immediately.
P301+P317 Get emergency medical help.
P302+P352 IF ON SKIN: Wash with plenty of water.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P308+P316 Get emergency medical help immediately.
P361+P364 Take off immediately all contaminated clothing and wash it before reuse.
P362+P364 Take off contaminated clothing and wash it before reuse.
P370+P378 Use … for extinction.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P403+P235 Store in a well-ventilated place. Keep cool.
P301+P330+P331 Rinse mouth. Do NOT induce vomiting.
P302+P361+P354 IF ON SKIN: Take off immediately all contaminated clothing. Rinse skin with water/shower.
P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower.
P305+P354+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code 29211910
UN Number 1296
ADR Class 3
Packing Group II
Storage Class 3 - Flammable liquids
WGK (Germany) 1

Documentation

Other Names

NEt3|N,N,N-triethylamine|N,N-Diethylethanamine|(diethylamino)ethane|(C2H5)3N|Ethanamine, N,N-diethyl-|VOU728O6AY|TEN [Base]|TEA

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