1-Hepten-3-ol
1-Hepten-3-ol (CAS: 4938-52-7), with the molecular formula CH3(CH2)3CH(OH)CH=CH2 and a molecular weight of 114.19 g/mol, is an acyclic alkene alcohol. This compound serves as a versatile building block in organic synthesis, finding utility in chemical research and development. It is typically supplied by Tech Serve Solutions with an assay of 97% for laboratory and industrial applications.
- IUPAC
- Butyl vinyl carbinol

Organic Synthesis Intermediate
1-Hepten-3-ol is a valuable intermediate in the synthesis of more complex organic molecules. Its functional groups, a hydroxyl and an alkene, allow for diverse chemical transformations.
Building Block for Fine Chemicals
This compound acts as a fundamental building block in the creation of various fine chemicals. Its structure can be incorporated into target molecules for research purposes.
Research and Development
Utilised in R&D laboratories, 1-Hepten-3-ol enables chemists to explore novel synthetic pathways and develop new chemical entities.
| Molecular weight | 114.19 |
|---|---|
| Linear formula | CH3(CH2)3CH(OH)CH=CH2 |
| Assay | 97% |
| Boiling point | 153-156 °C(lit.) |
| Density | 0.836 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.433(lit.) |


Hazard statements
- H226Flammable liquid and vapour
- 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, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 54 °C / 129.2 °F |
| Transport (UN / ADR) | UN 1987C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-36/37/38 |
| Safety statements (S) | 16-26-36/37/39 |
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 1-Hepten-3-ol used for?
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1-Hepten-3-ol is primarily used as a building block and intermediate in organic synthesis for chemical research and development.
What are the CAS number and molecular formula of 1-Hepten-3-ol?
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The CAS number for 1-Hepten-3-ol is 4938-52-7, and its molecular formula is CH3(CH2)3CH(OH)CH=CH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Hepten-3-ol with an assay of 97%. This product is intended for laboratory and industrial use and is not represented as USP, BP, EP, or other pharmacopoeia grades.
How should 1-Hepten-3-ol be handled safely?
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1-Hepten-3-ol is a flammable liquid and vapour (H226) and can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, in a well-ventilated area. Store away from ignition sources.
How is 1-Hepten-3-ol shipped?
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1-Hepten-3-ol is typically shipped as a UN 1987, Class 3, Packing Group III hazardous material, adhering to all relevant international shipping regulations.
How can I request a quote or sample?
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Please contact the Tech Serve Solutions sales team through our website or by phone to request a quote or to inquire about obtaining a sample.
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