1,4-Diaminobutane
1,4-Diaminobutane (CAS: 110-60-1), also known as putrescine, is a linear aliphatic diamine with the formula NH2(CH2)4NH2 and a molecular weight of 88.15 g/mol. This compound is a vital precursor in the biosynthesis of polyamines, playing a role in cell biology and nutrition research. It serves as a fundamental building block in chemical synthesis, particularly for creating more complex organic molecules.
- IUPAC
- 1,4-Butanediamine,Putrescine,Tetramethylenediamine
- Synonyms
- 1,4-ButanediaminePutrescineTetramethylenediamineDiaminobutane

Chemical Synthesis
1,4-Diaminobutane is a key organic building block utilised in various chemical synthesis pathways. Its diamine structure allows for its incorporation into polymers and other complex organic molecules, making it valuable for research and industrial applications.
Biochemical Research
As a naturally occurring polyamine, 1,4-diaminobutane is essential in biological systems. It is widely studied in cell biology and nutrition research for its roles in cell growth, proliferation, and differentiation.
Intermediate in Organic Chemistry
The compound acts as a versatile intermediate for the synthesis of heterocyclic compounds and other nitrogen-containing organic molecules, finding use in the development of pharmaceuticals and specialty chemicals.
| Molecular weight | 88.15 |
|---|---|
| Linear formula | NH2(CH2)4NH2 |
| Assay | 99% |
| Grade | puriss. |
| Boiling point | 158-160 °C(lit.) |
| Density | 0.877 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.457(lit.) |
| Melting point | 25-28 °C(lit.) |



Hazard statements
- H228Flammable solid
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
- H331Toxic if inhaled
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory 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 | 51 °C / 123.8 °F |
| Transport (UN / ADR) | UN 2928 6.1/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,T |
| Risk statements (R) | 11-21/22-23-34 |
| Safety statements (S) | 16-26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Expl Lim | 9.08 % |
|---|---|
| Gene Information | rat ... Odc1(24609) |
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 1,4-Diaminobutane used for?
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1,4-Diaminobutane is primarily used as a building block in chemical synthesis, an intermediate in organic chemistry, and in biochemical and cell biology research due to its role as a precursor to polyamines.
What is the CAS number and formula for 1,4-Diaminobutane?
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The CAS number for 1,4-Diaminobutane is 110-60-1, and its linear formula is NH2(CH2)4NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,4-Diaminobutane with a 'puriss.' grade and an assay of 99%. We do not represent this product as USP, EP, or BP grade.
What are the primary safety concerns when handling 1,4-Diaminobutane?
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1,4-Diaminobutane is a flammable solid (H228) and is harmful if swallowed or inhaled, and causes severe skin burns and eye damage (H302 + H312-H314-H331). Appropriate personal protective equipment, including gloves, eye protection, and respiratory protection, is essential.
How is 1,4-Diaminobutane packed, shipped, and exported?
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Tech Serve Solutions ensures secure and compliant packaging for the export of 1,4-Diaminobutane, adhering to international shipping regulations for hazardous materials.
How can I request a sample or a quote for 1,4-Diaminobutane?
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Please contact our sales team via the website to request a sample or a quotation for 1,4-Diaminobutane.
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