5-Methyl-3,4-hexadien-1-ol
5-Methyl-3,4-hexadien-1-ol (CAS: 54795-27-6) is an organic compound with the molecular formula C7H12O. This allenic alcohol serves as a valuable building block in organic synthesis. Its unique structure, featuring a cumulene system adjacent to a primary alcohol, allows for diverse chemical transformations. It is primarily utilised in research and development settings for the construction of complex molecules.
- Synonyms
- C7H12O

Organic Synthesis Intermediate
This compound functions as a versatile intermediate in the synthesis of various organic molecules. The presence of both an allene and a hydroxyl group enables participation in a range of chemical reactions.
Building Block for Complex Structures
As an organic building block, 5-Methyl-3,4-hexadien-1-ol is employed in the step-wise assembly of more intricate chemical architectures, particularly in academic and industrial research laboratories.
Research and Development
It is utilised in R&D environments for exploring novel synthetic routes and developing new chemical entities where its specific functional groups are advantageous.
| Molecular weight | 112.17 |
|---|---|
| Empirical formula | C7H12O |
| Assay | 95% |
| Density | 0.863 g/mL at 25 °C |
| Refractive index | n20/D 1.477 |
| Storage temperature | 2-8°C |

Hazard statements
- H302Harmful if swallowed
| Flash point | 65 °C / 149 °F |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-52 |
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 5-Methyl-3,4-hexadien-1-ol primarily used for?
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5-Methyl-3,4-hexadien-1-ol is primarily used as a building block and intermediate in organic synthesis, particularly in research and development settings for constructing complex molecules.
What are the CAS number and molecular formula for 5-Methyl-3,4-hexadien-1-ol?
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The CAS number for 5-Methyl-3,4-hexadien-1-ol is 54795-27-6, and its molecular formula is C7H12O.
What grade and purity does Tech Serve Solutions supply for 5-Methyl-3,4-hexadien-1-ol?
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Tech Serve Solutions supplies 5-Methyl-3,4-hexadien-1-ol with an assay of 95%. This product is not represented as USP, EP, BP, or any other pharmacopoeia grade.
How should 5-Methyl-3,4-hexadien-1-ol be handled safely?
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5-Methyl-3,4-hexadien-1-ol is classified with a Warning signal word and carries the hazard statement H302 (Harmful if swallowed). It has a flash point of 65 °C (149 °F). Handle with appropriate personal protective equipment in a well-ventilated area, avoiding ingestion.
How is 5-Methyl-3,4-hexadien-1-ol typically packaged and shipped?
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Products supplied by Tech Serve Solutions are carefully packaged for safe transit and export compliance, adhering to relevant shipping regulations.
How can I request a sample or obtain a quote for 5-Methyl-3,4-hexadien-1-ol?
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To request a sample or obtain a quote for 5-Methyl-3,4-hexadien-1-ol, please contact our sales team through the website or by phone.
What are the storage conditions for 5-Methyl-3,4-hexadien-1-ol?
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5-Methyl-3,4-hexadien-1-ol should be stored under refrigeration at 2-8°C.
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