Amines REACH

Ethylamine hydrochloride

CAS Number
557-66-4
EC Number
209-182-8

What is Ethylamine hydrochloride?

Ethylamine hydrochloride (CAS 557-66-4), also known as ethylammonium chloride, is the stable salt form of ethylamine; a reactive intermediate and functional additive for specialty chemical manufacturing.

Where is Ethylamine hydrochloride used?

  • Coatings and adhesives: curing and cross-linking agent for polymer network formation and film durability
  • Textile and leather processing: preservation agent
  • Biocide: protects treated materials during processing and in finished goods
  • Plastics and polymers: stabilizer that extends material service life
  • Flame retardancy: nitrogen-based additive for halogen-free polymer formulations
  • It provides a safer, easier-to-handle source of ethylamine functionality for synthesis, curing and stabilization.

Commercial specifications

  • Technical and high-purity grades
  • Assayed at 98% or higher
  • Multi-kilogram bags through bulk quantities

Other Names (Synonyms)

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

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What are the physical properties of Ethylamine hydrochloride?

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)

How is Ethylamine hydrochloride classified and handled safely? 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.

Which trade and regulatory codes apply to Ethylamine hydrochloride?

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