Molekula
Triethylamine
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Triethylamine is a tertiary amine used as a reagent and catalyst in organic synthesis, particularly in reactions involving acylation and alkylation. Industrially, it serves as a catalyst for polyurethane foams and epoxy resins, a curing agent for polymers, a rubber accelerator, and an intermediate for quaternary ammonium compounds. It is a colorless liquid with a strong ammonia-like odor. CAS: 121-44-8, Molecular formula: (C2H5)3N, Molecular weight: 101.19 g/mol, Storage: Ambient, Signal word: Danger. Molekula supplies Triethylamine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Often bought together
Pricing & pack sizes
In stock — same-day dispatch
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 L — £35.30 per pack ex VAT · £42.36 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Clear, colourless to very pale yellow liquid |
| Water | ≤ 0.2% |
| Assay GC | ≥ 99.5% |
| Ethanol (LCR2157) | ≤ 0.10% |
| Diethylamine (LCR2157) | ≤ 0.10% |
| Ethylamine (LCR2157) | ≤ 0.10% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | -11 °C |
| Transport Class | 3 (8) |
| Packing Group | II |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless liquid |
| Odour | Strong, ammoniacal ordor |
| Melting Point | -114.7 °C |
| Boiling Point | 88.8 °C |
| Density | 0.7 (relative, water = 1) |
| Water Solubility | 68.6 g/L at 25 °C |
| Solubility (other solvents) | Soluble in ethanol, carbon tetrachloride, ethyl ether; very soluble in acetone, benzene, chloroform |
| Vapour Pressure | 7.2 kPa at 20 °C |
| Refractive Index | 1.4003 |
| pKa | pKa = 10.9 |
| log P (octanol/water) | 1.45 |
Source: PubChem CID 8471 (HSDB, ICSC, ChEMBL)
Identification
| Property | Value |
|---|---|
| SKU | 50758194 |
| CAS Number | 121-44-8 |
| IUPAC Name | N,N-diethylethanamine |
| EC Number | 204-469-4 |
| Molecular Formula | (C2H5)3N |
| Molecular Weight | 101.19 |
| Exact Mass | 101.1204 |
| SMILES | CCN(CC)CC |
| InChIKey | ZMANZCXQSJIPKH-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H15N/c1-4-7(5-2)6-3/h4-6H2,1-3H3 |
| PubChem CID | 8471 |
| UN Number | UN1296 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2921191100 |
| Tariff Code | 2921199990 |
Safety & GHS
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Flammable
GHS02
-
Corrosive
GHS05
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Toxic
GHS06
Hazard statements
- H225 Highly flammable liquid and vapour
- H301 Toxic if swallowed
- H311 Toxic in contact with skin
- H314 (sub cat. 1A) Causes severe skin burns and eye damage
- H331 Toxic if inhaled
- H335 May cause respiratory irritation
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- (Diethylamino)ethane
- Ethanamine, N,N-diethyl-
- FEMA NO. 4246
- N,N-Diethylethanamine
- N,N,N-Triethylamine
- NEt3
- TEN (Base)
- Triaethylamin
- Triethylamin
- Trietilamina
Frequently asked questions
What is triethylamine used for?
Triethylamine is commonly used as a reagent in organic synthesis, particularly as a base in reactions like esterification and amidation, and as a catalyst in polymerization processes.
What is the chemical formula and molecular weight of triethylamine?
The chemical formula is (C2H5)3N and the molecular weight is 101.19 g/mol.
How should triethylamine be stored?
Triethylamine should be stored at ambient temperature in a tightly sealed container, away from moisture and incompatible materials.
What grade of triethylamine does Molekula supply?
Molekula supplies triethylamine in reagent grade, suitable for laboratory and industrial applications.
Can Molekula supply triethylamine in bulk?
Yes, Molekula can supply triethylamine in bulk quantities; please contact our sales team for volume pricing and delivery options.
What documentation comes with a triethylamine order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), compliant with GHS standards.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.