N,N-diethylethanamine
C6H15N
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Identification
- CAS Number
- 121-44-8
- EC Number
- 204-469-4
- UN Number
- 1296
- Index Number
- 612-004-00-5
- PubChem CID
- 8471
Physical-chemical properties
- Molecular Formula
- C6H15N
- Molar Mass
- 101.19 g/mol
- IUPAC Name
- N,N-diethylethanamine
Chemical Identifiers
- InChI
- InChI=1S/C6H15N/c1-4-7(5-2)6-3/h4-6H2,1-3H3
- InChI Key
- ZMANZCXQSJIPKH-UHFFFAOYSA-N
Overview
N,N-diethylethanamine (CAS 121-44-8) is a tertiary aliphatic amine with strong basic properties and high reactivity. This organic compound, also known as triethylamine, represents one of the most widely used tertiary amines in industrial chemistry due to its excellent catalytic and neutralizing capabilities. With the molecular formula C6H15N and a molecular weight of 101.19 g/mol, this colorless liquid exhibits characteristic amine properties including a distinctive fishy odor and high volatility. The compound's tertiary structure, where three ethyl groups are attached to a central nitrogen atom, confers unique chemical properties that distinguish it from related compounds like N',N'-diethylpropane-1,3-diamine, which contains primary amine functionality alongside tertiary amine groups. Safety considerations are paramount when handling N,N-diethylethanamine, as it carries multiple hazard classifications including Flammable Liquid Category 2, Acute Toxicity Category 3, Skin Corrosion Category 1A, and Eye Damage Category 1. The substance requires careful storage away from ignition sources and oxidizing agents, with appropriate personal protective equipment mandatory during handling. Its ADR Class 3 classification reflects its flammable nature, necessitating specialized transport protocols. Industrial applications leverage the compound's strong basicity and nucleophilic properties. It serves as an essential catalyst in polyurethane foam production, facilitating the reaction between isocyanates and polyols. The pharmaceutical industry utilizes it as a base in various synthetic processes, while it also functions as a pH regulator and intermediate in agrochemical manufacturing. OYSI provides reliable access to high-quality N,N-diethylethanamine for European industrial customers, supporting diverse applications across multiple sectors with comprehensive technical documentation and regulatory compliance assurance.
Safety & Classification
Flam. Liq. 2; Acute Tox. 3; Acute Tox. 3; Acute Tox. 3; Skin Corr. 1A; Eye Dam. 1
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
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
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
Measures if substance contacts the skin
Eye Contact
Measures if substance gets into the eyes
Ingestion
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 Number | 1296 |
| ADR Class | 3 |
| Packing Group | II |
| Tunnel Code | D/E |
| Proper Shipping Name | Triethylamin |
| Marine Pollutant | No |
Frequently Asked Questions
What is N,N-diethylethanamine?
N,N-diethylethanamine is a tertiary amine with the molecular formula C6H15N and CAS number 121-44-8. This organic compound has a molecular weight of 101.19 g/mol and belongs to the family of aliphatic amines. It is classified as a hazardous substance with multiple danger classes including flammable liquid, acute toxicity, skin corrosion, and eye damage properties, requiring careful handling in industrial applications.
What are the physicochemical properties of N,N-diethylethanamine?
N,N-diethylethanamine is a liquid at room temperature with characteristic amine properties. As a tertiary amine, it typically exhibits high volatility and a strong, fishy odor typical of aliphatic amines. The compound is likely soluble in organic solvents and may have limited water solubility. Its flammable nature (Flam. Liq. 2) indicates a relatively low flash point, requiring appropriate fire safety precautions during handling and storage.
What is N,N-diethylethanamine used for?
N,N-diethylethanamine serves as a chemical intermediate in organic synthesis and pharmaceutical manufacturing. Its tertiary amine structure makes it valuable as a catalyst in polymerization reactions, a building block for producing quaternary ammonium compounds, and as a reagent in various chemical processes. It may also be used in the synthesis of surfactants, corrosion inhibitors, and other specialty chemicals in industrial applications.
How to handle N,N-diethylethanamine safely?
N,N-diethylethanamine requires strict safety protocols due to its corrosive and toxic properties. Essential protective equipment includes chemical-resistant gloves, safety goggles, and protective clothing to prevent skin and eye contact. Work should be conducted in well-ventilated areas or under fume hoods to avoid inhalation. Given its Skin Corr. 1A classification, immediate action is required if contact occurs, and emergency eyewash stations should be readily accessible.
How to store N,N-diethylethanamine correctly?
N,N-diethylethanamine must be stored in a cool, dry, well-ventilated area away from heat sources and ignition points due to its flammable nature (Flam. Liq. 2). Containers should be tightly sealed and made of compatible materials resistant to corrosion. Storage areas should be equipped with appropriate fire suppression systems and separated from incompatible materials such as strong acids and oxidizing agents.
What to do in case of contact with N,N-diethylethanamine?
N,N-diethylethanamine contact requires immediate emergency response due to its corrosive properties. For skin contact, immediately remove contaminated clothing and flush the affected area with plenty of water for at least 15 minutes. In case of eye contact, rinse immediately with water for at least 15 minutes and seek medical attention urgently. If inhaled, move the person to fresh air and seek medical advice immediately.
How to dispose of N,N-diethylethanamine properly?
N,N-diethylethanamine disposal must comply with local and national hazardous waste regulations due to its multiple hazard classifications. The substance should never be poured down drains or disposed of with regular waste. Proper disposal involves collection in appropriate containers and treatment by licensed hazardous waste disposal companies. Incineration at high temperatures in specialized facilities is typically the preferred disposal method for amine compounds.
How to transport N,N-diethylethanamine?
N,N-diethylethanamine is classified as ADR Class 3 (flammable liquids), Packing Group II, requiring specialized transport procedures. Packages must meet UN specification requirements and be properly labeled with appropriate hazard markings and documentation. Vehicles must carry appropriate fire extinguishing equipment and emergency response information. Drivers require ADR training certification, and transport must follow designated routes with emergency response protocols in place.
Is N,N-diethylethanamine subject to specific regulations?
N,N-diethylethanamine is subject to comprehensive chemical regulations including REACH registration requirements in the European Union and CLP classification for hazard communication. While not listed as an SVHC substance, its multiple hazard classifications require compliance with occupational health and safety regulations, proper labeling with GHS pictograms (GHS02, GHS06, GHS05), and adherence to workplace exposure limits and risk management measures.
Where to buy N,N-diethylethanamine in Europe?
N,N-diethylethanamine is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides this substance to industrial customers with full regulatory compliance documentation and technical support. As a professional chemical distributor, OYSI ensures proper packaging, labeling, and transport arrangements while maintaining high quality standards and regulatory compliance for industrial applications throughout Europe.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.