1,10-Diaminodecane
1,10-Diaminodecane (CAS 646-25-3), with the linear formula NH2(CH2)10NH2 and a molecular weight of 172.31 g/mol, is a valuable organic diamine. It serves as a key building block in chemical synthesis, particularly in the creation of polymers and other complex organic molecules. Its properties make it useful in various research and industrial applications requiring bifunctional nitrogen compounds.
- IUPAC
- 1,10-Decanediamine,Decamethylenediamine
- Synonyms
- NH2(CH2)10NH21,10-DecanediamineDecamethylenediamine

Polymer Synthesis
1,10-Diaminodecane is frequently employed as a monomer in the synthesis of polyamides and polyurethanes. Its long alkyl chain imparts flexibility and specific physical properties to the resulting polymers.
Organic Synthesis Intermediate
As a diamine, it acts as a versatile intermediate for creating more complex organic structures. It can be utilised in cross-linking reactions or as a precursor for heterocyclic compounds.
Research and Development
This compound is used in laboratory settings for various research purposes, including the development of new materials, catalysts, and chemical processes.
| Molecular weight | 172.31 |
|---|---|
| Linear formula | NH2(CH2)10NH2 |
| Assay | ≥98.0% (GC)≥98.0% (NT) |
| Boiling point | 140 °C/12 mmHg(lit.) |
| Solubility | dioxane: soluble, clear, colorless (hot) |
| Melting point | 59-61 °C(lit.)59-63 °C |

Hazard statements
- 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 |
|---|---|
| Transport (UN / ADR) | UN 3259 8/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34-37 |
| 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 1,10-Diaminodecane used for?
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1,10-Diaminodecane is primarily used as a building block in polymer synthesis (e.g., polyamides, polyurethanes) and as an intermediate in organic synthesis for creating complex molecules and in research and development.
What is the CAS number and formula for 1,10-Diaminodecane?
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The CAS number for 1,10-Diaminodecane is 646-25-3 and its linear formula is NH2(CH2)10NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,10-Diaminodecane with an assay of ≥98.0% (GC) and ≥98.0% (NT). TSS does not represent this product as USP, BP, or EP grade.
How should 1,10-Diaminodecane be handled safely?
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1,10-Diaminodecane is classified as Dangerous Goods. It causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including eyeshields, faceshields, gloves, and suitable respiratory protection, must be used. Handle in a well-ventilated area and seek immediate medical attention if contact occurs.
Is 1,10-Diaminodecane a controlled substance?
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The provided data does not indicate that 1,10-Diaminodecane is a controlled substance.
How is 1,10-Diaminodecane packed, shipped, and exported?
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As a Dangerous Good (UN 3259, Class 8, PG 3), 1,10-Diaminodecane is packed and shipped according to international regulations for hazardous materials. Tech Serve Solutions has extensive experience in exporting such chemicals globally.
How can I request a quote or sample of 1,10-Diaminodecane?
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To request a quote or a sample, please contact the Tech Serve Solutions sales team via our website or listed contact details, specifying the product CAS number 646-25-3.
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