Molekula
Triethylenetetramine
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Triethylenetetramine is a polyamine used as a crosslinking agent, catalyst, and corrosion inhibitor in industrial applications. It serves mainly as a hardener for liquid epoxy resins and as an intermediate for polyamide resins and imidazoline and aminoamide surfactants. It is a colorless to pale yellow liquid with a strong amine odor. CAS: 112-24-3, molecular formula: NH₂CH₂CH₂(NHCH₂CH₂)₂NH₂, molecular weight: 146.23 g/mol. Store at ambient temperature. Hazard classification: Danger. Molekula supplies Triethylenetetramine 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.
Pricing & pack sizes
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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500 g — £38.90 per pack ex VAT · £46.68 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 | Yellow liquid |
| Water | 0.00 - 0.50% |
| Colour | 0 - 50 |
| Assay (dried basis) | 97.0 - 100.0% |
| Amines, mol.Wt < TETA | 0.00 - 2.00 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 129 °C |
| Transport Class | 8 |
| Packing Group | II |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Moderately viscous, yellowish liquid |
| Melting Point | -35 °C |
| Boiling Point | 277 °C |
| Vapour Pressure | 1.3 Pa at 20 °C |
| Refractive Index | 1.4971 |
Source: PubChem CID 5565 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 89967212 |
| CAS Number | 112-24-3 |
| IUPAC Name | N'-[2-(2-aminoethylamino)ethyl]ethane-1,2-diamine |
| EC Number | 203-950-6 |
| Molecular Formula | NH2CH2CH2(NHCH2CH2)2NH2 |
| Molecular Weight | 146.23 |
| Exact Mass | 146.1531 |
| SMILES | C(CNCCNCCN)N |
| InChIKey | VILCJCGEZXAXTO-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H18N4/c7-1-3-9-5-6-10-4-2-8/h9-10H,1-8H2 |
| PubChem CID | 5565 |
| UN Number | UN2259 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2921.29.00.20 |
| Tariff Code | 2921290090 |
Safety & GHS
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Corrosive
GHS05
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Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- H311 Toxic in contact with skin
- H314 Causes severe skin burns and eye damage
- H317 May cause an allergic skin reaction
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- 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
- P310 Immediately call a POISON CENTER or doctor/physician
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.
Synonyms
- 1,2-Ethanediamine, N,N'-bis(2-aminoethyl)-
- 1,4,7,10-Tetraazadecane
- 1,8-Diamino-3,6-diazaoctane
- Araldite hardener HY 951
- Araldite HY 951
- DEH 24
- Tecza
- Trien
- Trientina
- trientine
Frequently asked questions
What is triethylenetetramine used for?
It is used as a curing agent for epoxy resins and in the synthesis of chelating agents and corrosion inhibitors.
What is the chemical formula and molecular weight of triethylenetetramine?
The formula is NH2CH2CH2(NHCH2CH2)2NH2 and the molecular weight is 146.23 g/mol.
How should triethylenetetramine be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade of triethylenetetramine does Molekula supply?
Molekula supplies technical grade triethylenetetramine.
Can Molekula supply triethylenetetramine in bulk?
Yes, Molekula can supply triethylenetetramine in bulk quantities upon request.
What documentation comes with a purchase of triethylenetetramine?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS).
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.