3-Methyl-3-penten-2-one
3-Methyl-3-penten-2-one (CAS 565-62-8), a C6H10O organic compound, is a ketone with a molecular weight of 98.14 g/mol. It is a versatile building block utilised in chemical synthesis. Tech Serve Solutions supplies this chemical primarily for laboratory research and industrial applications requiring its specific reactivity and structure. Its technical grade ensures suitability for various synthetic pathways.

Chemical Synthesis
This unsaturated ketone serves as a valuable intermediate in organic synthesis. Its structure allows for participation in various reactions, enabling the construction of more complex molecules for research and development purposes.
Building Block
As an organic building block, 3-Methyl-3-penten-2-one is employed in the creation of diverse chemical entities. Its availability in technical grade makes it suitable for exploratory chemistry and process development.
Carbonyl Compound Research
Researchers may utilise this compound in studies involving carbonyl chemistry. Its specific unsaturated nature provides unique reactivity profiles for investigating reaction mechanisms or developing new synthetic methodologies.
| Molecular weight | 98.14 |
|---|---|
| Empirical formula | C6H10O |
| Assay | ≥90% (GC) |
| Grade | technical |
| Density | 0.875 g/mL at 20 °C(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 | 34 °C / 93.2 °F |
| Transport (UN / ADR) | UN 1224C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xi |
| Risk statements (R) | 10-36/37/38 |
| Safety statements (S) | 26-36 |
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 3-Methyl-3-penten-2-one used for?
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3-Methyl-3-penten-2-one is primarily used as a building block and intermediate in chemical synthesis and organic research. It is a versatile compound employed in various synthetic pathways.
What is the CAS number and molecular formula for 3-Methyl-3-penten-2-one?
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The CAS number for 3-Methyl-3-penten-2-one is 565-62-8, and its molecular formula is C6H10O.
What grade and purity does Tech Serve Solutions supply for 3-Methyl-3-penten-2-one?
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Tech Serve Solutions supplies 3-Methyl-3-penten-2-one in a technical grade with an assay of ≥90% (GC). We do not represent this product as USP, BP, or EP grade.
What are the key safety considerations when handling 3-Methyl-3-penten-2-one?
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3-Methyl-3-penten-2-one is a flammable liquid and vapour (H226) and can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Always handle with appropriate personal protective equipment, including eyeshields and gloves, in a well-ventilated area, and avoid sources of ignition.
How is 3-Methyl-3-penten-2-one typically packed and shipped by TSS?
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3-Methyl-3-penten-2-one is packed and shipped in compliance with all relevant transportation regulations for hazardous materials. Specific packaging details will be provided based on order quantity and destination.
How can I request a quote or sample of 3-Methyl-3-penten-2-one?
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To request a quote or sample, please use the contact form on our website or reach out to our sales department directly with your specific requirements.
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