N-ethylethanamine

C4H11N

CAS109-89-7
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
GHS05 Gefahrensymbol: Ätzend – Ätzwirkung
Danger

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Identification

CAS Number
109-89-7
EC Number
203-716-3
UN Number
1154
Index Number
612-003-00-X
PubChem CID
8021

Physical-chemical properties

Molecular Formula
C4H11N
Molar Mass
73.14 g/mol
IUPAC Name
N-ethylethanamine

Chemical Identifiers

InChI
InChI=1S/C4H11N/c1-3-5-4-2/h5H,3-4H2,1-2H3
InChI Key
HPNMFZURTQLUMO-UHFFFAOYSA-N

Overview

N-ethylethanamine (CAS 109-89-7) is a secondary aliphatic amine with high reactivity and significant industrial importance as a chemical intermediate. This versatile organic compound, also known by its IUPAC name N-ethylethanamine, belongs to the secondary amine family and plays a crucial role in various industrial chemical processes. With its molecular formula C4H11N and molecular weight of 73.14 g/mol, this colorless liquid exhibits typical amine characteristics including a distinctive ammonia-like odor and strong basicity. The compound's structure features two ethyl groups attached to a central nitrogen atom, making it structurally related to other industrial amines such as butan-1-amine and N-propylpropan-1-amine. Safety considerations are paramount when handling N-ethylethanamine, as it carries multiple hazard classifications including Flammable Liquid Category 2 and Skin Corrosion Category 1A. The substance requires careful handling protocols due to its corrosive nature and acute toxicity potential, necessitating appropriate personal protective equipment and ventilation systems. Storage must comply with ADR Class 3 regulations for flammable liquids. In industrial applications, N-ethylethanamine serves primarily as a chemical intermediate in pharmaceutical synthesis, where its reactive amine functionality enables the formation of complex molecular structures. The compound also finds use in the production of specialty surfactants and as a catalyst or catalyst precursor in various organic synthesis reactions. Additionally, it functions as a building block in the manufacture of corrosion inhibitors and rubber processing chemicals. OYSI maintains reliable supply chains for N-ethylethanamine, ensuring consistent availability for European industrial customers requiring this essential chemical intermediate for their manufacturing processes.

Safety & Classification

Danger
Classification:

Flam. Liq. 2; Acute Tox. 4 *; Acute Tox. 4 *; Acute Tox. 4 *; Skin Corr. 1A

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H225

Highly flammable liquid and vapour.

H332

Harmful if inhaled.

H312

Harmful in contact with skin.

H302

Harmful if swallowed.

H314

Causes severe skin burns and eye damage.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Inhalation

Harmful

Measures if vapours or dust are inhaled

First Aid Actions

  • +P304IF INHALED:
  • +P340Remove person to fresh air and keep comfortable for breathing.
  • +P311Call a POISON CENTER/doctor.

Related hazard statements:

Skin Contact

Harmful

Measures if substance contacts the skin

First Aid Actions

  • +P302IF ON SKIN:
  • +P352Wash with plenty of water.
  • +P361Take off immediately all contaminated clothing.
  • +P313Get medical advice/attention.

Related hazard statements:

Eye Contact

Harmful

Measures if substance gets into the eyes

First Aid Actions

  • +P305IF IN EYES:
  • +P351Rinse cautiously with water for several minutes.
  • +P338Remove contact lenses, if present and easy to do. Continue rinsing.
  • +P313Get medical advice/attention.

Related hazard statements:

Ingestion

Harmful

Measures if substance is accidentally swallowed

First Aid Actions

  • +P301IF SWALLOWED:
  • +P330Rinse mouth.
  • +P331Do NOT induce vomiting.
  • +P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number1154
ADR Class3
Packing GroupII
Tunnel CodeD/E
Proper Shipping NameDiethylamin
Marine PollutantNo

Frequently Asked Questions

What is N-ethylethanamine?

N-ethylethanamine is a secondary aliphatic amine with the molecular formula C4H11N and CAS number 109-89-7. This organic compound has a molecular weight of 73.14 g/mol and belongs to the diethylamine family. It is classified as a hazardous chemical with multiple danger classifications including flammable liquid, acute toxicity, and skin corrosion properties, requiring careful handling in industrial applications.

What are the physicochemical properties of N-ethylethanamine?

N-ethylethanamine is a colorless liquid at room temperature with a characteristic ammonia-like odor typical of aliphatic amines. It has high solubility in water due to its amine functional group and is also soluble in most organic solvents. The compound has a relatively low boiling point and high volatility, contributing to its flammable nature and classification as Flam. Liq. 2.

What is N-ethylethanamine used for?

N-ethylethanamine serves as an important intermediate in organic synthesis and pharmaceutical manufacturing. It is commonly used in the production of agrochemicals, surfactants, and various specialty chemicals. The compound also finds applications in rubber processing, as a catalyst in polymerization reactions, and as a building block for manufacturing corrosion inhibitors and other industrial chemicals requiring secondary amine functionality.

How to handle N-ethylethanamine safely?

N-ethylethanamine requires strict safety protocols due to its corrosive and toxic properties. Essential personal protective equipment includes chemical-resistant gloves, safety goggles, and protective clothing to prevent skin contact. Work must be conducted in well-ventilated areas or under fume hoods to avoid inhalation exposure. Keep away from ignition sources due to its flammable classification and ensure proper grounding during transfers.

How to store N-ethylethanamine correctly?

N-ethylethanamine must be stored in a cool, dry, well-ventilated area away from heat sources and ignition points. Use tightly sealed, chemically compatible containers to prevent vapor escape and contamination. The storage area should be separated from incompatible materials such as strong acids and oxidizing agents. Temperature control is essential to prevent excessive vapor pressure buildup and potential safety hazards.

What to do in case of contact with N-ethylethanamine?

Immediate action is critical due to the corrosive nature of N-ethylethanamine. For skin contact, rinse immediately with plenty of water for at least 15 minutes and remove contaminated clothing. In case of eye contact, flush with water for at least 15 minutes and seek immediate medical attention. If inhaled, move to fresh air immediately. For ingestion, do not induce vomiting and seek emergency medical care.

How to dispose of N-ethylethanamine properly?

N-ethylethanamine disposal must comply with local and European waste regulations as hazardous chemical waste. The substance cannot be disposed of through regular waste streams due to its toxic and corrosive properties. Disposal should be conducted through licensed hazardous waste management companies that can handle flammable and corrosive materials. Small quantities may require neutralization before disposal following regulatory guidelines.

How to transport N-ethylethanamine?

N-ethylethanamine is classified under ADR Class 3 (flammable liquids), Packing Group II, requiring specialized transport procedures. The substance must be packaged in UN-approved containers suitable for flammable and corrosive materials. Transport vehicles must comply with ADR regulations including proper placarding, documentation, and driver certification. Emergency response information must accompany shipments for incident management.

Is N-ethylethanamine subject to specific regulations?

N-ethylethanamine is regulated under European REACH and CLP regulations requiring registration and proper classification. It is not currently listed as a Substance of Very High Concern (SVHC). Users must comply with workplace exposure limits and implement appropriate risk management measures. The substance may be subject to additional national restrictions in some European countries regarding handling, use, and disposal requirements.

Where to buy N-ethylethanamine in Europe?

N-ethylethanamine is available through OYSI, a European distributor of specialty chemicals serving industrial customers across the continent. As a professional chemical supplier, OYSI ensures proper documentation, regulatory compliance, and safe packaging for this hazardous substance. Contact OYSI directly for availability, technical specifications, and delivery options to your specific European location while ensuring all regulatory requirements are met.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.