2-Ethyl-1-hexylamine
2-Ethyl-1-hexylamine (CAS: 104-75-6), a primary amine with the formula CH3(CH2)3CH(C2H5)CH2NH2, has a molecular weight of 129.24 g/mol. This clear, colourless to pale yellow liquid is commonly employed as a versatile building block in organic synthesis. Its chemical properties make it useful in the preparation of various organic compounds and intermediates, particularly within the chemical and pharmaceutical industries.

Organic Synthesis Intermediate
2-Ethyl-1-hexylamine serves as a valuable intermediate in the synthesis of more complex organic molecules. Its primary amine functionality allows for a range of reactions, including alkylation, acylation, and Schiff base formation.
Building Block for Specialty Chemicals
This C8 amine is utilised as a foundational component in the development of specialty chemicals. It can be incorporated into structures requiring lipophilic side chains and a reactive amine group.
Pharmaceutical Intermediate Precursor
The compound finds application as a precursor in the multi-step synthesis of pharmaceutical intermediates. Its structure can be modified to build specific pharmacologically active molecules.
| Molecular weight | 129.24 |
|---|---|
| Linear formula | CH3(CH2)3CH(C2H5)CH2NH2 |
| Assay | 98% |
| Boiling point | 169 °C(lit.) |
| Density | 0.789 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.431(lit.) |
| Vapour pressure | 1.2 mmHg (20 °C) |
| Melting point | −76 °C(lit.) |
| Autoignition temp | 563 °F |



Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H311Toxic in contact with skin
- H314Causes severe skin burns and eye damage
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 50 °C / 122 °F |
| Transport (UN / ADR) | UN 2276 8(3) / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | T,C |
| Risk statements (R) | 10-21/22-23-34 |
| 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 2-Ethyl-1-hexylamine used for?
+
2-Ethyl-1-hexylamine is primarily used as a versatile building block and intermediate in organic synthesis, particularly in the preparation of specialty chemicals and pharmaceutical intermediates.
What is the CAS number and chemical formula for 2-Ethyl-1-hexylamine?
+
The CAS number for 2-Ethyl-1-hexylamine is 104-75-6, and its chemical formula is CH3(CH2)3CH(C2H5)CH2NH2.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 2-Ethyl-1-hexylamine with a purity of 98%. This product is supplied for research and general laboratory use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the primary safety hazards associated with 2-Ethyl-1-hexylamine?
+
2-Ethyl-1-hexylamine is classified as dangerous. It is a flammable liquid and vapour (H226), harmful if swallowed (H302), and toxic if inhaled or in contact with skin (H331, H311). It also causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including gloves, goggles, and respiratory protection, is essential.
How is 2-Ethyl-1-hexylamine packed and shipped?
+
2-Ethyl-1-hexylamine is packed in compliance with international shipping regulations for hazardous materials. It is available for global export by Tech Serve Solutions.
How can I request a sample or quote for 2-Ethyl-1-hexylamine?
+
To request a sample or a quotation for 2-Ethyl-1-hexylamine, please contact the Tech Serve Solutions sales team through our website or by phone.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis