trans-2-Octene
trans-2-Octene (CAS: 13389-42-9), a linear alkene with the formula CH3(CH2)4CH=CHCH3 and a molecular weight of 112.21 g/mol, is supplied by Tech Serve Solutions with an assay of 97%. This compound serves as a versatile building block in organic synthesis and chemical research. Its properties make it suitable for various reactions typical of alkenes, contributing to the development of more complex organic molecules and materials.

Organic Synthesis Intermediate
trans-2-Octene is utilised as a precursor in the synthesis of various organic compounds. Its alkene functionality allows for a range of chemical transformations, including addition reactions and polymerisation.
Chemical Research Reagent
As a defined alkene, it finds application in academic and industrial research for studying reaction mechanisms, developing new synthetic methodologies, or as a component in material science research.
Building Block for Specialty Chemicals
The compound can be employed in the construction of more complex molecules, acting as a key intermediate in the production of fine chemicals or niche organic products.
| Molecular weight | 112.21 |
|---|---|
| Linear formula | CH3(CH2)4CH=CHCH3 |
| Assay | 97% |
| Boiling point | 123 °C(lit.) |
| Density | 0.718 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.413(lit.) |
| Vapour pressure | 31 mmHg (37.7 °C) |


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-2-Octene used for?
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trans-2-Octene is primarily used as a building block in organic synthesis and as a reagent in chemical research for developing new synthetic routes and materials.
What is the CAS number and chemical formula for trans-2-Octene?
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The CAS number for trans-2-Octene is 13389-42-9, and its linear formula is CH3(CH2)4CH=CHCH3.
What grade and purity does Tech Serve Solutions supply for trans-2-Octene?
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Tech Serve Solutions supplies trans-2-Octene with an assay of 97%. This is a technical grade material and is not represented as USP, BP, or EP.
How is trans-2-Octene handled and what are the safety considerations?
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trans-2-Octene is a highly flammable liquid and vapour (H225) and may be fatal if swallowed and enters airways (H304). Handle with appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, in a well-ventilated area away from ignition sources.
How is trans-2-Octene packed, shipped, and exported?
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trans-2-Octene is carefully packed according to international shipping regulations for hazardous materials, including UN 3295 classification. TSS is experienced in global export.
How can I request a sample or quote for trans-2-Octene?
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To request a sample or a quote for trans-2-Octene, please contact our sales department through the website or by phone, providing your specific requirements.
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