Bis(hexamethylene)triamine
Bis(hexamethylene)triamine (CAS: 143-23-7), with the linear formula NH2(CH2)6NH(CH2)6NH2, is an organic compound with a molecular weight of 215.38 g/mol. This polyamine is characterised by its three amine functional groups and serves as a valuable building block in chemical synthesis. It finds application in the creation of various organic molecules and is supplied by Tech Serve Solutions for research and development purposes.
- IUPAC
- 6,6′-Iminodihexylamine,Bis(6-aminohexyl)amine
- Synonyms
- 6,6′-IminodihexylamineBis(6-aminohexyl)amine

Organic Synthesis Intermediate
Bis(hexamethylene)triamine functions as a key intermediate in the synthesis of more complex organic molecules. Its trifunctional nature allows for diverse reaction pathways in the development of novel compounds.
Polymer Chemistry
The presence of multiple amine groups makes this compound suitable for use in polymerisation reactions. It can act as a cross-linking agent or a monomer in the production of specialized polymers.
Research and Development
As a versatile building block, Bis(hexamethylene)triamine is utilised in academic and industrial research laboratories for exploring new chemical structures and reaction methodologies.
| Molecular weight | 215.38 |
|---|---|
| Linear formula | NH2(CH2)6NH(CH2)6NH2 |
| Boiling point | 163-165 °C/4 mmHg(lit.) |
| Density | 0.85 g/mL at 20 °C(lit.)0.879 g/mL at 25 °C |
| Refractive index | n20/D 1.49(lit.) |
| Vapour pressure | <0.01 mmHg (25 °C) |
| Melting point | 33-36 °C(lit.) |


Hazard statements
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3259PSN1 8 / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | C |
| Risk statements (R) | 22-34 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Bis(hexamethylene)triamine used for?
+
Bis(hexamethylene)triamine is primarily used as a building block in organic synthesis and in polymer chemistry research and development due to its trifunctional amine structure.
What are the CAS number and formula for Bis(hexamethylene)triamine?
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The CAS number is 143-23-7 and the linear formula is NH2(CH2)6NH(CH2)6NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Bis(hexamethylene)triamine with a purity as indicated on the Certificate of Analysis. It is typically supplied as a research or technical grade material and TSS does not represent it as USP, BP, or EP grade.
What are the main safety hazards associated with Bis(hexamethylene)triamine?
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Bis(hexamethylene)triamine is classified as dangerous. It is harmful if swallowed (H302) and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including gloves, eyeshields, and face shields, must be worn when handling. Work in a well-ventilated area or use a suitable respirator.
How is Bis(hexamethylene)triamine packed and shipped?
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Bis(hexamethylene)triamine is packed in compliance with relevant transport regulations and is available for export globally by Tech Serve Solutions.
How can I request a quote or sample?
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To request a quote or a sample of Bis(hexamethylene)triamine, please contact the Tech Serve Solutions sales team through our website or by phone, referencing the product CAS number 143-23-7.
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