Cyclobutyl methyl ketone
Cyclobutyl methyl ketone (CAS: 3019-25-8) is an organic compound with the linear formula C4H7COCH3 and a molecular weight of 98.14 g/mol. This ketone features a cyclobutyl ring attached to an acetyl group, making it a versatile building block in organic synthesis. Its primary applications lie in chemical research and the development of novel compounds, particularly within the realm of carbonyl chemistry and the synthesis of more complex organic molecules.

Organic Synthesis Intermediate
Cyclobutyl methyl ketone serves as a valuable intermediate in multi-step organic syntheses. Its reactive carbonyl group and cyclobutyl moiety allow for diverse chemical transformations.
Research and Development
This compound is utilised in academic and industrial research laboratories for exploring new synthetic methodologies and developing novel chemical entities. Its structure provides a unique starting point for various research projects.
Carbonyl Chemistry Studies
As a ketone, it is employed in studies focusing on the reactivity and properties of carbonyl compounds. This includes investigating reaction mechanisms and developing new synthetic routes involving ketones.
| Molecular weight | 98.14 |
|---|---|
| Linear formula | C4H7COCH3 |
| Assay | 98% |
| Boiling point | 137-139 °C/754 mmHg(lit.) |
| Density | 0.902 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.432(lit.) |

Hazard statements
- H226Flammable liquid and vapour
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 29 °C / 84.2 °F |
| Transport (UN / ADR) | UN 1224C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Risk statements (R) | 10 |
| Safety statements (S) | 16-29-33 |
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 Cyclobutyl methyl ketone used for?
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Cyclobutyl methyl ketone is used as a versatile intermediate in organic synthesis and for research and development in chemical laboratories. It is particularly useful in studies involving carbonyl chemistry and the synthesis of complex organic molecules.
What is the CAS number and chemical formula for Cyclobutyl methyl ketone?
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The CAS number for Cyclobutyl methyl ketone is 3019-25-8 and its linear chemical formula is C4H7COCH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cyclobutyl methyl ketone with an assay of 98%. We do not represent this product as meeting USP, BP, or EP pharmacopoeial standards.
How should Cyclobutyl methyl ketone be handled safely?
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Cyclobutyl methyl ketone is a flammable liquid and vapour (H226). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, in a well-ventilated area, away from ignition sources.
How is Cyclobutyl methyl ketone packed and exported?
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This chemical is shipped in compliance with transportation regulations, such as UN 1224 C3/PGIII for flammable liquids. TSS exports fine chemicals globally, adhering to all relevant shipping and customs requirements.
How can I request a sample or quote for Cyclobutyl methyl ketone?
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Please contact our sales department via phone or email to request a sample or obtain a quotation for Cyclobutyl methyl ketone. Our team will be happy to assist you with your inquiry.
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