5-Methyl-1-hexyn-3-ol
5-Methyl-1-hexyn-3-ol (CAS 61996-79-0), a chemical compound with the molecular formula C7H12O and a molecular weight of 112.17, is a versatile organic building block. This terminal alkyne features a hydroxyl group, making it a valuable intermediate in organic synthesis. It finds utility in the creation of more complex molecules, serving as a key component in various chemical research and development processes.

Organic Synthesis Intermediate
Utilised as a building block in the synthesis of complex organic molecules. Its alkyne and alcohol functionalities allow for diverse chemical transformations.
Chemical Research and Development
A reagent employed in laboratory settings for exploring novel synthetic pathways and developing new chemical entities. Its structure is amenable to a variety of reactions.
Specialty Chemical Manufacturing
Serves as a precursor in the production of niche chemicals and fine chemical intermediates. It can be incorporated into multi-step synthesis projects.
| Molecular weight | 112.17 |
|---|---|
| Empirical formula | C7H12O |
| Assay | 97% |
| Density | 0.860 g/mL at 25 °C |
| Refractive index | n20/D 1.436 |
| Storage temperature | 2-8°C |


Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 53 °C / 127.4 °F |
| Transport (UN / ADR) | UN 1987C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-22 |
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-1-hexyn-3-ol used for?
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5-Methyl-1-hexyn-3-ol is primarily used as a building block in organic synthesis and in chemical research and development to create more complex molecules.
What are the CAS number and formula for 5-Methyl-1-hexyn-3-ol?
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The CAS number for 5-Methyl-1-hexyn-3-ol is 61996-79-0, and its molecular formula is C7H12O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Methyl-1-hexyn-3-ol with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the safety precautions when handling 5-Methyl-1-hexyn-3-ol?
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5-Methyl-1-hexyn-3-ol is a flammable liquid and may be harmful if swallowed. Handle with appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, in a well-ventilated area. Refer to the Safety Data Sheet for full details.
How is 5-Methyl-1-hexyn-3-ol packaged and shipped?
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5-Methyl-1-hexyn-3-ol is shipped according to relevant regulations for hazardous materials. Specific packaging details are available upon request for export orders.
How can I request a quote or sample for 5-Methyl-1-hexyn-3-ol?
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To request a quote or sample of 5-Methyl-1-hexyn-3-ol, please contact our sales department through the website or by phone.
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