4-Methyl-1-heptyn-3-ol
4-Methyl-1-heptyn-3-ol (CAS 87777-46-6), a chemical compound with the formula C8H14O and a molecular weight of 126.20 g/mol, is an organic building block featuring a terminal alkyne functional group. This acetylenic alcohol is primarily utilised in organic synthesis and chemical research as a versatile intermediate for constructing more complex molecular structures. Its specific properties make it suitable for various synthetic pathways requiring an alkyne moiety.

Organic Synthesis Intermediate
Serves as a key building block in the synthesis of complex organic molecules, leveraging its alkyne and hydroxyl functionalities for diverse chemical transformations.
Research and Development
Utilised in laboratory settings for exploring new synthetic routes and developing novel compounds in academic and industrial research.
Fine Chemical Production
Acts as a precursor or intermediate in the production of fine chemicals where specific alkyne or alcohol functionalities are required.
| Molecular weight | 126.20 |
|---|---|
| Empirical formula | C8H14O |
| Assay | 97% |
| Density | 0.865 g/mL at 25 °C |
| Storage temperature | 2-8°C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 65 °C / 149 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 37/39 |
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 4-Methyl-1-heptyn-3-ol used for?
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4-Methyl-1-heptyn-3-ol is primarily used as an intermediate in organic synthesis and in chemical research and development.
What are the CAS number and formula for 4-Methyl-1-heptyn-3-ol?
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The CAS number for 4-Methyl-1-heptyn-3-ol is 87777-46-6, and its empirical formula is C8H14O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Methyl-1-heptyn-3-ol with an assay of 97%. This product is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 4-Methyl-1-heptyn-3-ol be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation; the compound is a Warning with hazards H315 (causes skin irritation), H319 (causes serious eye irritation), and H335 (may cause respiratory irritation).
Is 4-Methyl-1-heptyn-3-ol available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 4-Methyl-1-heptyn-3-ol.
How can I request a sample or quote for 4-Methyl-1-heptyn-3-ol?
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Please contact our sales team directly via the website to request a sample or a quote for 4-Methyl-1-heptyn-3-ol.
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