Ethylamine
Description
Ethylamine (CAS 75-04-7), also recognized by its FEMA 4236 designation in flavor applications, is a primary aliphatic amine supplied as an aqueous solution or anhydrous gas.
It functions as a reactive intermediate and pH modifier across pharmaceutical synthesis, polymer processing, and food flavoring. In pharmaceutical manufacturing, it serves as a building block for active ingredients.
It acts as a neutralizing agent during API synthesis. Polymer producers use it as a curing and cross-linking agent in resin systems, including flame-retardant formulations where nitrogen content contributes to char-forming mechanisms.
In food and flavor applications, ethylamine is approved as a flavoring agent, contributing to characteristic notes in processed food systems. It also functions as a stabilizer and pH buffer in specialty chemical formulations.
Controlled basicity is required during production for these specialty chemicals. Ethylamine is commercially available as an anhydrous liquefied gas and as aqueous solutions, typically at 70% concentration.
Pharmaceutical-grade material is supplied to meet USP and BP specifications, while technical-grade product serves industrial polymer and chemical synthesis applications.
Packaging ranges from cylinders and ISO tanks for anhydrous material to drums and IBCs for aqueous grades. This ensures safe transport and storage for various industrial and laboratory requirements.
Physical Properties
| Melting Point | -81 °C |
| Boiling Point | 16.6 °C |
| Density | 0.689 g/cm³ @ Temp: 15 °C |
| Flash Point | 48 °F |
| Appearance | Ethylamine is a colorless gas or water-white liquid (below 17℃). Strong, ammonia-like odor. Shipped as a liquefied compressed gas. |
| Color | Colorless to Light yellow to Light orange |
| Odor | Pungent; strong ammoniacal. |
| Form | Liquid |
| Water Solubility | miscible |
| Vapor Pressure | 874 mm Hg ( 20 °C) |
| Refractive Index | n 20/D 1.384 |
| pH | >14 (20°C in H2O) |
| Log P | -0.13 |
Safety & Handling (Learn More)
Trade & Regulatory
| HS Code | 29211990 |
| UN Number | 2733 |
| ADR Class | 3 |
| Packing Group | I |
| Storage Class | 3 - Flammable liquids |
| WGK (Germany) | 1 |
Documentation
Other Names
1-aminoethane|Etilamina|YG6MGA6AT5|n-Ethylamine
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