trans-4-Octene
trans-4-Octene (CAS: 14850-23-8) is an acyclic alkene with the linear formula C8H16 and a molecular weight of 112.21 g/mol. This organic compound is valued for its role as a building block in chemical synthesis. Its specific isomer, trans-4-octene, is a key intermediate for creating more complex organic molecules, serving various applications within research and industrial chemistry settings.

Organic Synthesis Intermediate
Trans-4-octene serves as a fundamental building block in organic synthesis. It is used to construct larger, more complex hydrocarbon chains and functionalized molecules.
Polymerisation Research
As an alkene, trans-4-octene can participate in polymerisation reactions. It is employed in research settings to study polymer properties and develop new materials.
Fine Chemical Production
This compound is utilised in the production of fine chemicals, where its specific structure is required for targeted synthetic pathways.
| Molecular weight | 112.21 |
|---|---|
| Linear formula | CH3CH2CH2CH=CHCH2CH2CH3 |
| Assay | 98% |
| Boiling point | 122-123 °C(lit.) |
| Density | 0.715 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.412(lit.) |


Hazard statements
- H225Highly flammable liquid and vapour
- H304May be fatal if swallowed and enters airways
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P301IF SWALLOWED
- P331Do NOT induce vomiting
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 21 °C / 69.8 °F |
| Transport (UN / ADR) | UN 3295BF 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 11-65 |
| Safety statements (S) | 16-62 |
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 trans-4-Octene used for?
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Trans-4-octene is primarily used as an intermediate in organic synthesis and in polymerisation research. It serves as a building block for creating complex organic molecules and for studying polymer properties.
What is the CAS number and formula for trans-4-Octene?
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The CAS number for trans-4-octene is 14850-23-8, and its linear formula is CH3CH2CH2CH=CHCH2CH2CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies trans-4-octene with a minimum assay of 98%. This product is supplied for research and industrial use and is not represented as USP, BP, or EP grade.
How should trans-4-Octene be handled safely?
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Trans-4-octene is a flammable liquid (Flash Point: 21 °C) and may cause lung damage if swallowed (Aspiration Hazard). It requires handling with appropriate personal protective equipment, including eyeshields and gloves, in a well-ventilated area, away from ignition sources. Refer to the safety data sheet for comprehensive handling instructions.
How is trans-4-Octene packed and shipped?
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Trans-4-octene is packed according to safety regulations for flammable liquids and shipped globally by Tech Serve Solutions. Specific packaging details are available upon request, and shipping complies with international transport standards for hazardous materials like UN 3295.
How can I request a sample or quote for trans-4-Octene?
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To request a sample or a quote for trans-4-octene, please contact the Tech Serve Solutions sales team via our website or direct inquiry channels, providing your specific requirements.
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