Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Basic Information
Product Name: 2-(2-Aminoethylamino)ethanol
CAS Number: 111-41-1
Alias: Aminoethylethanolamine, AEEA, N-(2-Hydroxyethyl)ethylenediamine
Chemical Full Name: 2-[(2-aminoethyl)amino]ethan-1-ol
Molecular Formula: C4H12N2O
Molecular Weight: 104.15
EINECS: 203-861-6
Structural Information
- Structure Type: Aliphatic hydroxyalkyl polyamine
- Structural Features: Contains one primary amine group, one secondary amine group and one hydroxyl group; dual amino groups provide metal chelation ability, hydroxyl group brings good water solubility and compatibility with polar resins
- Characteristic: Amphiphilic multifunctional alkanolamine, strong buffering and neutralizing performance
Physical & Chemical Properties
- Appearance: Colorless to pale yellow transparent viscous liquid
- Odor: Strong characteristic amine odor
- Melting Point: -28 °C
- Boiling Point: 243–245 °C
- Flash Point: 127 °C (closed cup)
- Density (20℃): 1.030 g/cm3
- Refractive Index (20℃): 1.486
- Solubility: Fully miscible with water, methanol, ethanol; soluble in ketones; slightly soluble in aromatic solvents
- Stability: Stable under sealed room temperature storage; strong alkaline, reacts violently with acids to generate salts; easy to absorb carbon dioxide and moisture in air; undergoes esterification, alkylation and complexation reactions
Synthesis & Applications
Production Method
Ethylenediamine reacts with ethylene oxide under low-temperature catalytic condition, then vacuum rectification to separate mono- and di-substituted byproducts to obtain finished AEEA.
Main Applications
- Surfactant raw material: Intermediate for amphoteric surfactants, shampoo & foam cleanser mild detergent
- Metal surface treatment: Chelating neutralizer for metal plating solution, rust inhibitor for steel
- Water-based coating auxiliary: PH regulator, pigment dispersant, anti-rust additive for latex paint
- Gas purification agent: CO?/H?S absorbent in industrial flue gas desulfurization system
- Epoxy curing agent: Low-viscosity modified amine curing agent for waterborne epoxy resin
Safety & Storage Instructions
GHS Hazard Classification
- H314 Causes severe skin burns and eye damage
- H332 Harmful if inhaled
- H335 May cause respiratory irritation from amine mist/vapor
Personal Protection
Full-face chemical splash goggles, impermeable butyl nitrile gloves, alkali-resistant overall, organic mist respirator; operate in ventilated fume hood, avoid direct skin contact and vapor inhalation.
Storage Condition
Hermetically sealed plastic-lined iron drum, cool dry ventilated warehouse ≤30℃; isolate strong acids, oxidants, avoid air contact to prevent CO? absorption.
Transportation
Corrosive alkaline organic liquid; separate from acidic goods during transit, prevent container leakage.
Quality Specifications
- Purity (GC): ≥99.0%
- Moisture: ≤0.3%
- Chroma (Pt-Co): ≤50
- Total amine value: 1060–1090 mgKOH/g
Information Summary Table
| Item | Specification |
| CAS Number | 111-41-1 |
| Product Name | 2-(2-Aminoethylamino)ethanol |
| Synonym | AEEA, Aminoethylethanolamine |
| Molecular Formula | C4H12N2O |
| Molecular Weight | 104.15 |
| Appearance | Pale yellow viscous liquid with amine odor |
| Flash Point | 127℃ |
| Core Advantage | Multi-functional amine with amino & hydroxyl groups, excellent chelation & neutralization ability |
| Storage Rule | Sealed airtight storage, separate from acid chemicals |
| Hazard Property | Strong corrosive alkaline liquid, severe skin/eye burns, harmful to inhale |
| Main Usage | Amphoteric surfactant intermediate, metal plating chelator, flue gas absorbent, water-based epoxy curing agent |
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