Aminoethylethanolamine
Description
Aminoethylethanolamine (CAS 111-41-1), commonly abbreviated as AEEA, is a bifunctional amine-alcohol used across polymer chemistry, surface treatment, and specialty chemical manufacturing.
Its dual reactive sites, a primary amine and a hydroxyl group, make it a building block for curing agents, crosslinkers, and pH-buffering intermediates. Monoethanol ethylenediamine is a recognized alternative name.
In coatings and adhesives, AEEA functions as a curing agent and crosslinker for epoxy systems, contributing to film hardness and adhesion performance in industrial finishes.
Textile and leather processors use it as a chemical intermediate for softeners, fixatives, and antistatic treatments applied during fabric and hide finishing processes.
In flame retardant formulations for plastics and polymers, AEEA serves as a reactive intermediate that becomes chemically incorporated into the polymer matrix rather than acting as an additive.
Paper treatment chemicals also draw on AEEA as a pH buffer and wet-strength resin intermediate. It is supplied as a clear to pale yellow liquid in drum and IBC quantities.
Bulk tanker options are available for high-volume procurement. Technical grade is the standard commercial specification for industrial applications, ensuring consistent performance across batches.
Purity levels are typically specified at 98–99% minimum. Buyers should confirm moisture content and amine value when qualifying suppliers to ensure the material meets specific process requirements.
Physical Properties
| Melting Point | -38 °C |
| Boiling Point | 114 °C @ Press: 4 Torr |
| Density | 1.0254 g/cm³ @ Temp: 25 °C |
| Flash Point | >230 °F |
| Appearance | Aminoethylethanolamine is combustible, colorless, liquid with an ammonia-like odor. |
| Color | Clear Colorless |
| Odor | mild ammoniacal odor |
| Form | Liquid |
| Water Solubility | soluble |
| Vapor Pressure | <0.01 hPa (20 °C) |
| Refractive Index | n 20/D 1.485(lit.) |
| pH | 11.8 (111g/l, H2O, 20℃) |
| Log P | -2.2--1.46 at 20-25℃ and pH7-11 |
Safety & Handling (Learn More)
Trade & Regulatory
| HS Code | 29221980 |
| UN Number | 2735 |
| ADR Class | 8 |
| Packing Group | II |
| Storage Class | 6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects |
| WGK (Germany) | 1 |
Documentation
Other Names
N-(2-Hydroxyethyl)ethylenediamine|monoethanol ethylenediamine|RefChem:112035|2-(2-Aminoethylamino)ethanol|N-(2-Aminoethyl)ethanolamine|N-(Hydroxyethyl)ethylenediamine|N-(Aminoethyl)ethanolamine|Ethanol, 2-[(2-aminoethyl)amino]-|AEEA
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