7-Methyl-1,6-octadiene
7-Methyl-1,6-octadiene (CAS: 42152-47-6), with the molecular formula (CH₃)₂C=CH(CH₂)₃CH=CH₂, is a reactive acyclic alkene building block. Its diene structure offers versatile functionality for organic synthesis. This compound is primarily utilised in chemical research and development as an intermediate for constructing more complex organic molecules. Available from Tech Serve Solutions, it is supplied at a minimum purity of 98%.
- Synonyms
- (CH3)2C=CH(CH2)3CH=CH2

Organic Synthesis Intermediate
7-Methyl-1,6-octadiene serves as a valuable building block in organic chemistry. Its two double bonds allow for diverse addition reactions, enabling the synthesis of complex hydrocarbons and functionalised compounds.
Research and Development
This diene is employed in academic and industrial research laboratories for exploring novel synthetic pathways and developing new materials. Its specific structure makes it useful for studying polymerisation and other alkene-based reactions.
Fine Chemical Production
As a specialised organic building block, it finds application in the synthesis of fine chemicals and potentially as an intermediate in the pharmaceutical sector, where precise molecular architecture is crucial.
| Molecular weight | 124.22 |
|---|---|
| Linear formula | (CH3)2C=CH(CH2)3CH=CH2 |
| Assay | 98% |
| Boiling point | 143-144 °C(lit.) |
| Density | 0.753 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.436(lit.) |


Hazard statements
- H226Flammable liquid and vapour
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P501Dispose of contents and container per local regulations
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 26 °C / 78.8 °F |
| Transport (UN / ADR) | UN 3295 3/PG 3 |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | N |
| Risk statements (R) | 10-50/53 |
| Safety statements (S) | 60-61 |
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 7-Methyl-1,6-octadiene used for?
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7-Methyl-1,6-octadiene is primarily used as a versatile building block in organic synthesis and for research and development purposes in chemical laboratories.
What are the CAS number and molecular formula for 7-Methyl-1,6-octadiene?
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The CAS number for 7-Methyl-1,6-octadiene is 42152-47-6, and its linear formula is (CH₃)₂C=CH(CH₂)₃CH=CH₂.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 7-Methyl-1,6-octadiene with a minimum purity of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 7-Methyl-1,6-octadiene be handled safely?
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7-Methyl-1,6-octadiene is a flammable liquid and vapour (H226) and is toxic to aquatic life with long-lasting effects (H410). Handle with appropriate personal protective equipment, including eyeshields, gloves, and ensure adequate ventilation. Store away from heat and ignition sources. Refer to the safety data sheet for comprehensive guidance.
Is 7-Methyl-1,6-octadiene a controlled substance?
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Based on the provided data, 7-Methyl-1,6-octadiene is not indicated as a controlled substance. However, users should always verify local regulations.
How is 7-Methyl-1,6-octadiene packed, shipped, and exported?
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7-Methyl-1,6-octadiene is packed according to UN 3295 (Class 3, PG 3) regulations for hazardous materials. Tech Serve Solutions, as a global supplier, handles all aspects of packing, shipping, and exporting in compliance with international standards.
How can I request a sample or quote for 7-Methyl-1,6-octadiene?
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To request a sample or quote for 7-Methyl-1,6-octadiene, please contact our sales team directly through the website or by phone. Provide your specific requirements and shipping details.
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