2-Ethyl-1-hexanol
2-Ethyl-1-hexanol (CAS: 104-76-7), with the molecular formula CH3(CH2)3CH(C2H5)CH2OH and a molecular weight of 130.23 g/mol, is a branched primary alcohol. It is a clear, colourless liquid with a mild odour. This versatile chemical serves as a key intermediate in the synthesis of plasticizers, lubricants, and surfactants, contributing to various industrial applications.
- IUPAC
- Isooctyl alcohol

Plasticizer Production
2-Ethyl-1-hexanol is a primary raw material for producing esters, such as di(2-ethylhexyl) phthalate (DEHP) and di(2-ethylhexyl) adipate (DEHA). These esters are widely used as plasticizers to impart flexibility and durability to PVC and other polymers.
Lubricant Additives
It is employed in the synthesis of synthetic lubricants and lubricant additives, including esters like di(2-ethylhexyl) sebacate. These compounds enhance the performance of lubricants under extreme temperature and pressure conditions.
Surfactant Intermediate
The chemical serves as a precursor for ethoxylates and other non-ionic surfactants. These surfactants find applications in detergents, emulsifiers, and wetting agents across various industries.
Chemical Synthesis
As an organic building block, 2-Ethyl-1-hexanol is utilized in diverse chemical synthesis processes, enabling the creation of more complex molecules for specialty chemicals and research purposes.
| Molecular weight | 130.23 |
|---|---|
| Linear formula | CH3(CH2)3CH(C2H5)CH2OH |
| Assay | ≥99.6% |
| Boiling point | 183-186 °C(lit.) |
| Density | 0.833 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.431(lit.) |
| Vapour pressure | 0.2 mmHg (20 °C) |
| Melting point | −76 °C(lit.) |
| Vapour density | 4.49 (vs air) |
| Autoignition temp | 550 °F |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 81 °C / 177.8 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20-36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Expl Lim | 0.88 %, 104 °F |
|---|
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-hexanol primarily used for?
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2-Ethyl-1-hexanol is primarily used as an intermediate in the synthesis of plasticizers, lubricants, and surfactants. It is also employed in general chemical synthesis.
What are the CAS number and chemical formula for 2-Ethyl-1-hexanol?
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The CAS number for 2-Ethyl-1-hexanol is 104-76-7, and its chemical formula is CH3(CH2)3CH(C2H5)CH2OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions typically supplies 2-Ethyl-1-hexanol with an assay of ≥99.6%. This product is generally considered technical or research grade, and TSS does not represent it as USP, BP, or EP grade.
How should 2-Ethyl-1-hexanol be handled safely?
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2-Ethyl-1-hexanol can cause skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335) and irritation if inhaled (H332). Handle with appropriate personal protective equipment, including gloves, safety glasses, and a suitable respirator, in a well-ventilated area.
How is 2-Ethyl-1-hexanol packed and shipped?
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2-Ethyl-1-hexanol is packed and shipped in compliance with relevant regulations, often in drums or other suitable containers, for export worldwide. Refer to safety data sheets for specific handling and transport information.
How can I request a sample or quote for 2-Ethyl-1-hexanol?
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To request a sample or a quote for 2-Ethyl-1-hexanol, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements and delivery details.
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