Amines REACH

Ethylamine hydrochloride

CAS Number
557-66-4
EC Number
209-182-8
Chemical Formula
C2H7N.ClH
Molecular Weight
81.54 g/mol

Description

Ethylamine hydrochloride (CAS 557-66-4), also known as ethylammonium chloride, is the stable salt form of ethylamine used as a reactive intermediate and functional additive across specialty chemical manufacturing. It provides a safer, easier-to-handle source of ethylamine functionality for synthesis, curing, and stabilization processes where the free base would be impractical for industrial applications.

In coatings and adhesives, it acts as a curing and cross-linking agent, contributing to polymer network formation and improving film durability. Textile and leather processors use it as a preservation agent. It serves as a biocide agent, helping protect treated materials during processing and in finished goods. Plastics and polymer formulators incorporate it as a stabilizer to extend material service life.

This chemical helps materials withstand thermal or oxidative stress. It also functions as a flame retardancy additive in polymer systems where nitrogen-based compounds are specified for halogen-free formulations. Ethylamine hydrochloride is supplied as a white crystalline powder or granular solid. Standard commercial grades include technical and high-purity specifications, with material typically assayed at 98% or higher.

Packaging is available in multi-kilogram bags through to bulk quantities to suit both laboratory-scale and industrial procurement volumes. Our supply chain ensures consistent quality for all orders.

Other Names (Synonyms)

Ethylammonium chloride|Ethanamine, hydrochloride|ETHYLAMINE HCl|Monoethylammonium chloride|70CJ09IE3A|Ethanamine, hydrochloride (1:1)|RefChem:139097

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point 109.5 °C
Boiling Point 95.79°C (rough estimate)
Density 1.22 g/cm³
Appearance white to off-white crystals
Color White to Off-White
Form Solid
Water Solubility soluble
Refractive Index 1.4202 (estimate)

Documentation

Safety & Handling Learn More

Warning
GHS07· Irritant

Hazard Statements

H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation

Precautionary Statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.

Trade & Regulatory

HS Code 29211980
Storage Class 11 - Combustible Solids
WGK (Germany) 1
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