1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione
1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione (CAS 22767-90-4) is a specialised organofluorine compound with the linear formula (CH3)3CCOCH2COCF3 and a molecular weight of 196.17 g/mol. This diketone serves as a valuable building block in organic synthesis and exhibits bioactivity relevant to cell biology research. Its unique structural features make it useful in chemical synthesis for creating complex molecules.
- IUPAC
- PTA,Pivaloyltrifluoroacetone
- Synonyms
- 5-dimethyl-2,4-hexanedione22767-90-4(CH3)3CCOCH2COCF3PTAPivaloyltrifluoroacetone

Organic Synthesis Building Block
1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione is employed as a key intermediate in the synthesis of various organic compounds. Its reactive diketone functionality allows for diverse chemical transformations.
Cell Biology Research
This compound is identified for its bioactivity, making it a tool in cell biology research. It may be used in studies investigating cellular pathways and functions.
Chemical Synthesis
As a fluorinated organic building block, it contributes to the development of novel chemical entities. Its structure is useful for introducing trifluoromethyl and tert-butyl groups into target molecules.
| Molecular weight | 196.17 |
|---|---|
| Linear formula | (CH3)3CCOCH2COCF3 |
| Assay | 98% |
| Boiling point | 138-141 °C(lit.) |
| Density | 1.129 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.407(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 | 41 °C / 105.8 °F |
| Transport (UN / ADR) | UN 1224C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Risk statements (R) | 10 |
| Safety statements (S) | 16 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | mouse ... Mtap(66902) |
|---|
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 1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione used for?
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1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione is used as a building block in organic synthesis, in cell biology research due to its bioactivity, and for chemical synthesis applications.
What are the CAS number and formula for this compound?
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The CAS number is 22767-90-4 and the linear formula is (CH3)3CCOCH2COCF3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione with a purity of 98% (Assay). This is a research-grade chemical and is not supplied as USP, BP, or EP grade.
How should 1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione be handled safely?
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This compound is a flammable liquid and vapour (H226). Handle with appropriate personal protective equipment, including eyeshields, faceshields, gloves, and a suitable respirator. Ensure adequate ventilation and keep away from heat and open flames.
Is this chemical packed or shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, and 1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione is shipped internationally, adhering to all relevant regulations including UN 1224C 3 / PGIII.
How can I request a sample or quote for 1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione?
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To request a sample or a quotation, please contact the Tech Serve Solutions sales team through our website or by phone.
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