2-Methyl-2-cyclohexen-1-one
2-Methyl-2-cyclohexen-1-one (CAS: 1121-18-2; C7H10O) is a cyclic ketone and an alkene with a molecular weight of 110.15 g/mol. This organic compound serves as a valuable building block in chemical synthesis. Its characteristic structure, featuring both a carbonyl group and a double bond within a six-membered ring, allows for diverse chemical transformations. It is primarily used in research and development settings for the creation of more complex organic molecules.

Organic Synthesis Intermediate
2-Methyl-2-cyclohexen-1-one functions as a key intermediate in the synthesis of various organic compounds. Its enone functionality allows for Michael additions and other conjugate addition reactions, facilitating the construction of carbon skeletons.
Research and Development
This chemical is employed in laboratory settings for exploring novel synthetic pathways and developing new chemical entities. Its versatility makes it a useful tool for academic and industrial research chemists.
Fine Chemical Production
It can be utilized in the production of fine chemicals where specific cyclic structures are required. The compound's reactivity profile enables its incorporation into multi-step synthesis for specialty chemical manufacturing.
| Molecular weight | 110.15 |
|---|---|
| Empirical formula | C7H10O |
| Assay | ≥90% |
| Boiling point | 176-179 °C/760 mmHg |
| Density | 0.972 g/mL at 25 °C |
| Refractive index | n20/D 1.487 |


Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
| Flash point | 60 °C / 140 °F |
|---|---|
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 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 2-Methyl-2-cyclohexen-1-one used for?
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2-Methyl-2-cyclohexen-1-one is primarily used as a building block and intermediate in organic synthesis and research and development for creating more complex organic molecules.
What are the CAS number and formula for 2-Methyl-2-cyclohexen-1-one?
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The CAS number for 2-Methyl-2-cyclohexen-1-one is 1121-18-2, and its empirical formula is C7H10O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Methyl-2-cyclohexen-1-one with an assay of ≥90%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product specifications.
How should 2-Methyl-2-cyclohexen-1-one be handled?
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2-Methyl-2-cyclohexen-1-one is classified as a Warning substance. It is flammable (H226) and harmful if swallowed (H302). Handle in a well-ventilated area, away from ignition sources, and wear appropriate personal protective equipment.
Is 2-Methyl-2-cyclohexen-1-one exported by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2-Methyl-2-cyclohexen-1-one.
How can I request a quote or sample?
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To request a quote or sample of 2-Methyl-2-cyclohexen-1-one, please use the contact form on our website or contact our sales department directly.
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