Amines
REACH
Trioctylamine
CAS Number
1116-76-3
EC Number
214-242-1
Abbreviation
TOA
What is Trioctylamine?
Trioctylamine (CAS 1116-76-3), also known as TOA or tri-n-caprylylamine, is a long-chain tertiary amine.
Where is Trioctylamine used?
- Hydrometallurgy and chemical purification: selective extractant for acidic species
- Solvent extraction: recovery of acids and rare earth metals
- Metal refining and pharmaceutical purification: recovery of valuable intermediates from aqueous streams
- Polymer and coating: catalyst in curing systems
- Personal care and cosmetics: emulsifier and pH modifier
- Adhesives and sealants: phase-transfer catalyst and surface modifier improving substrate wetting
- It supports stable dispersion of active ingredients across oil-and-water systems.
Commercial specifications
- Technical grade, purity 95% to 99%+
- Drum and IBC quantities
Other Names (Synonyms)
TRI-N-OCTYLAMINE|Tri-n-caprylylamine|1-Octanamine, N,N-dioctyl-|Farmin 08|Alamine 336|N,N-Dioctyl-1-octanamine|TOA
What are the physical properties of Trioctylamine?
Melting Point -34.6 °C
Boiling Point 366 °C (approx)
Density 0.809 g/cm³
Flash Point >230 °F
Appearance Clear colorless liquid
Color White to off-white
Form Low Melting Crystalline Mass
Water Solubility Miscible with chloroform. Immiscible with water.
Vapor Pressure <0.01 hPa (20 °C)
Refractive Index n 20/D 1.449(lit.)
How is Trioctylamine classified and handled safely? Learn More
Danger
GHS07· Irritant GHS08· Health Hazard GHS09· Environmental Hazard
Hazard Statements
H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
H360 May damage fertility or the unborn child
Precautionary Statements
P203 Obtain, consult and follow expert instructions for use.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
Which trade and regulatory codes apply to Trioctylamine?
HS Code 29211980
UN Number 3082
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
WGK (Germany) 2