Dibutylamine
Dibutylamine (CAS: 111-92-2) is a secondary amine with the linear formula (CH3CH2CH2CH2)2NH and a molecular weight of 129.24 g/mol. This clear, colourless to pale yellow liquid is a versatile organic building block, primarily utilised in chemical synthesis. Its properties make it a valuable intermediate in the production of various organic compounds and specialty chemicals across diverse industrial sectors.
- Synonyms
- sec-ButylamineDi-n-butylamine

Organic Synthesis Intermediate
Dibutylamine serves as a key intermediate in the synthesis of more complex organic molecules. It is frequently employed in reactions such as alkylation, amination, and condensation to form novel chemical structures.
Pharmaceutical Precursors
This secondary amine can be utilised as a building block in the development of pharmaceutical intermediates and active pharmaceutical ingredients (APIs). Its structure allows for the introduction of the dibutylamino group into potential drug candidates.
Agrochemical Development
The compound finds application in the synthesis of agrochemicals, including herbicides, insecticides, and fungicides. It acts as a precursor for active ingredients that protect crops and enhance agricultural productivity.
Corrosion Inhibitors
Dibutylamine and its derivatives are sometimes used in the formulation of corrosion inhibitors, particularly in industrial water treatment and metalworking fluids. They form protective films on metal surfaces.
| Molecular weight | 129.24 |
|---|---|
| Linear formula | (CH3CH2CH2CH2)2NH |
| Assay | ≥99.5% |
| Boiling point | 159 °C(lit.) |
| Density | 0.767 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.417(lit.) |
| Vapour pressure | 1.9 mmHg (20 °C) |
| Melting point | −62 °C(lit.) |
| Vapour density | 4.46 (vs air) |
| Autoignition temp | 594 °F |



Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 40 °C / 104 °F |
| Transport (UN / ADR) | UN 2248 3(8) / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-20/21/22 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Expl Lim | 10 % |
|---|
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 Dibutylamine used for?
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Dibutylamine is primarily used as an intermediate in organic synthesis, including the production of pharmaceuticals, agrochemicals, and corrosion inhibitors. It is a valuable building block for introducing the dibutylamino group into various chemical structures.
What is the CAS number and chemical formula for Dibutylamine?
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The CAS number for Dibutylamine is 111-92-2, and its linear chemical formula is (CH3CH2CH2CH2)2NH.
What grade and purity does Tech Serve Solutions supply for Dibutylamine?
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Tech Serve Solutions typically supplies Dibutylamine with an assay of ≥99.5%. This is a technical grade suitable for research and synthesis; TSS does not represent it as USP, BP, or EP grade.
How should Dibutylamine be handled safely?
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Dibutylamine is a flammable liquid and vapour (H226) and is harmful if swallowed, in contact with skin, or if inhaled (H302 + H312 + H332). It is also toxic to aquatic life with long-lasting effects (H411). Handling requires appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, in a well-ventilated area. Refer to the Safety Data Sheet for detailed information.
Is Dibutylamine a controlled substance?
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Based on the provided data, Dibutylamine is not indicated as a controlled substance. However, users should always consult local regulations.
How is Dibutylamine packed and shipped?
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Dibutylamine is packed according to industry standards for flammable and hazardous liquids. It is classified under UN 2248, Hazard Class 3(8), Packing Group II, and is suitable for export.
How can I request a quote or sample of Dibutylamine?
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To request a quote or sample of Dibutylamine, please contact the TSS sales team through our website or by phone, providing your specific requirements.
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