3,5-Dimethyl-2-cyclohexen-1-one
3,5-Dimethyl-2-cyclohexen-1-one (CAS: 1123-09-7) is a chemical compound with the molecular formula C8H12O. This cyclic ketone is characterized by its specific arrangement of methyl groups on the cyclohexenone ring. It serves as a valuable building block in organic synthesis and is commonly utilised in chemical research and development for the creation of more complex molecules. Its refractive index is reported at n20/D 1.483.
- Synonyms
- (CH3)2C6H6(=O)

Organic Synthesis Intermediate
3,5-Dimethyl-2-cyclohexen-1-one is employed as a versatile intermediate in the construction of various organic compounds. Its reactive carbonyl group and alkene functionality allow for diverse chemical transformations.
Research and Development
This compound is frequently used in academic and industrial research laboratories for exploring novel synthetic pathways and developing new chemical entities.
Building Block for Complex Molecules
The specific structure of 3,5-Dimethyl-2-cyclohexen-1-one makes it a useful starting material for synthesizing more intricate molecular architectures.
| Molecular weight | 124.18 |
|---|---|
| Linear formula | (CH3)2C6H6(=O) |
| Assay | 99% |
| Boiling point | 211-212 °C(lit.) |
| Density | 0.881 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.483(lit.) |
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 79 °C / 174.2 °F |
| Water hazard class (WGK, DE) | 3 |
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 3,5-Dimethyl-2-cyclohexen-1-one used for?
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3,5-Dimethyl-2-cyclohexen-1-one is primarily used as a building block and intermediate in organic synthesis and chemical research and development.
What are the CAS number and chemical formula for 3,5-Dimethyl-2-cyclohexen-1-one?
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The CAS number for 3,5-Dimethyl-2-cyclohexen-1-one is 1123-09-7, and its linear formula is (CH3)2C6H6(=O).
What grade and purity does Tech Serve Solutions supply for 3,5-Dimethyl-2-cyclohexen-1-one?
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Tech Serve Solutions supplies 3,5-Dimethyl-2-cyclohexen-1-one with a minimum assay of 99%. This product is not represented as USP, BP, or EP grade.
What are the safety considerations when handling 3,5-Dimethyl-2-cyclohexen-1-one?
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3,5-Dimethyl-2-cyclohexen-1-one is a combustible liquid with a flash point of 79 °C (174.2 °F). Handle with appropriate personal protective equipment, including eyeshields and gloves, and ensure adequate ventilation. Refer to the Safety Data Sheet for comprehensive handling instructions.
How is 3,5-Dimethyl-2-cyclohexen-1-one packed, shipped, and exported?
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3,5-Dimethyl-2-cyclohexen-1-one is carefully packed according to international shipping regulations. Tech Serve Solutions is experienced in exporting chemicals globally.
How can I request a quote or sample for 3,5-Dimethyl-2-cyclohexen-1-one?
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To request a quote or sample of 3,5-Dimethyl-2-cyclohexen-1-one, please contact our sales department through the website or by phone.
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