Description
N-Aminoethylpiperazine (AEP), CAS 140-31-8, is a cyclic diamine featuring both primary and secondary amine groups. This structure makes AEP a highly reactive and versatile chemical intermediate. It is widely utilized as an efficient epoxy curing agent and serves as a crucial building block in the synthesis of various chemicals, including corrosion inhibitors, asphalt additives, surfactants, and lube oil additives. We supply high-quality AEP suitable for diverse industrial applications where performance and reliability are critical.
Properties
Property Description CAS Number 140-31-8 Chemical Formula Synonyms AEP, 1-(2-Aminoethyl)piperazine, 2-(Piperazin-1-yl)ethanamine Appearance Liquid Color Colorless to pale yellow Odor Characteristic amine-like (fishy/ammoniacal) Solubility Miscible with water, alcohols, ethers, and other organic solvents Boiling Point 222 °C Density Approx. Key Characteristic Reactive intermediate, epoxy curing agent, hygroscopic, corrosive Usage
N-Aminoethylpiperazine is valued for its reactivity and finds use in several key areas:
- Epoxy Resin Curing Agent: A major application where AEP acts as an effective hardener for epoxy resins used in coatings, adhesives, flooring systems, composites, and electrical encapsulation.
- Chemical Intermediate: Serves as a raw material for manufacturing:
- Asphalt Additives: Used to improve adhesion (anti-stripping agents) between aggregates and bitumen.
- Corrosion Inhibitors: Incorporated into formulations to protect metals.
- Surfactants & Chelating Agents: Used in the synthesis pathways for specialized surface-active agents.
- Lube Oil Additives: Component in certain lubricant formulations.
- Mineral Processing: Can be used as flotation agents in mining operations.
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