Molekula
Hexamethylenediamine (Crystalline powder)
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
Hexamethylenediamine (CAS 124-09-4) is a crystalline organic diamine widely used in the production of nylon 6,6 polymers, polyurethane resins, and various chemical intermediates. It functions as a key monomer in polymer synthesis and is also employed in corrosion inhibitors and specialty adhesives. This chemical has a molecular formula of C6H16N2 with a molecular weight of 116.20 g/mol. It is supplied as a white crystalline powder and requires careful handling due to its hazardous nature, indicated by the signal word "Danger." Storage should be maintained at ambient conditions in a well-ventilated area, protected from moisture and heat.
Molekula supplies Hexamethylenediamine (Crystalline powder) at 99.0% min purity in 500 g packs, from £87.48 inc. VAT. It is in stock for same-day dispatch. Every batch ships with a certificate of analysis, and safety data sheets are available in 6 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
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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500 g — £72.90 per pack ex VAT · £87.48 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 | Crystalline powder |
| Water | 0.15% max |
| Assay | 99.0% min |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | III |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless leaflets |
| Odour | Odor of piperidine |
| Melting Point | 23-41 °C |
| Boiling Point | 199-205 °C |
| Density | 0.93 (relative, water = 1) |
| Vapour Pressure | 200 Pa at 50 °C |
| pKa | pKa = 10.7 |
Source: PubChem CID 16402 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 90026488 |
| CAS Number | 124-09-4 |
| IUPAC Name | hexane-1,6-diamine |
| EC Number | 204-679-6 |
| Molecular Formula | C6H16N2 |
| Molecular Weight | 116.20 |
| Exact Mass | 116.1313 |
| SMILES | C(CCCN)CCN |
| InChIKey | NAQMVNRVTILPCV-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H16N2/c7-5-3-1-2-4-6-8/h1-8H2 |
| PubChem CID | 16402 |
| UN Number | UN2280 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| Tariff Code | 2921220000 |
Safety & GHS
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Corrosive
GHS05
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Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- H312 Harmful in contact with skin
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
- H335 May cause respiratory irritation
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- 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, Russian, 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
- 1,6-Diamino-n-hexane
- 1,6-Hexanediamine
- 1,6-Hexylenediamine
- diaminohexane
- HEX-NH2
- Hexamethylenediamine
- Hexane, 1,6-diamino-
- HEXANEMETHYLENEDIAMINE-
- HMDA
Frequently asked questions
What is hexamethylenediamine (HMDA) commonly used for?
Hexamethylenediamine is primarily used in the production of nylon 6,6, polyurethane systems, and as a curing agent for epoxy resins.
What is the chemical formula and molecular weight of hexamethylenediamine?
The chemical formula is C₆H₁₆N₂, and the molecular weight is 116.20 g/mol.
How should hexamethylenediamine be stored?
Store in a tightly sealed container at ambient temperature, away from moisture, oxidizing agents, and strong acids.
What purity grades of hexamethylenediamine does Molekula supply?
Molekula supplies hexamethylenediamine as a crystalline powder with an assay of 99.0% min and a water content of 0.15% max.
Can Molekula supply hexamethylenediamine in bulk quantities?
Yes, Molekula can supply hexamethylenediamine in bulk quantities (drums, IBCs, or custom packaging) for industrial applications.
What documentation is provided with a hexamethylenediamine order?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a Danger label per GHS regulations.
Where can I buy Hexamethylenediamine (Crystalline powder)?
Directly from Molekula, which lists Hexamethylenediamine (Crystalline powder) in 500 g packs from £87.48 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
Is Hexamethylenediamine (Crystalline powder) dangerous goods for shipping?
Yes. Hexamethylenediamine (Crystalline powder) ships as dangerous goods: UN2280, class 8, packing group III.
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.