1,1,1-Trifluoro-3-methylbutan-2-one
1,1,1-Trifluoro-3-methylbutan-2-one (CAS: 382-03-6) is a fluorinated ketone with the molecular formula C5H7F3O and a molecular weight of 140.10 g/mol. This compound serves as a valuable building block in organic synthesis. Its trifluoromethyl group and carbonyl functionality make it a useful intermediate for introducing fluorinated moieties into more complex molecules, finding application in various chemical research and development sectors.
- Synonyms
- 382-03-6C5H7F3O

Organic Synthesis Intermediate
1,1,1-Trifluoro-3-methylbutan-2-one is utilised as a key intermediate in the synthesis of novel organic compounds. Its reactive carbonyl group and the presence of a trifluoromethyl group allow for diverse chemical transformations.
Fluorinated Compound Development
This ketone is employed in the development of new fluorinated molecules for potential applications in pharmaceuticals, agrochemicals, and materials science. The incorporation of fluorine can significantly alter a molecule's properties.
Research and Development Reagent
As a versatile building block, it is frequently used in academic and industrial research laboratories for exploratory chemical synthesis and methodology development.
| Molecular weight | 140.10 |
|---|---|
| Empirical formula | C5H7F3O |
| Assay | 97% |
| Boiling point | 52-60 °C/760 mmHg |
| Density | 1.080 g/mL at 25 °C |
| Refractive index | n20/D 1.320 |


Hazard statements
- H225Highly flammable liquid and vapour
- H302Harmful if swallowed
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
| Flash point | -19 °C / -2.2 °F |
|---|---|
| Transport (UN / ADR) | UN 1993BF 3 / PGII |
| 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 1,1,1-Trifluoro-3-methylbutan-2-one used for?
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1,1,1-Trifluoro-3-methylbutan-2-one is primarily used as a building block and intermediate in organic synthesis, particularly for the development of fluorinated compounds in research and development settings.
What is the CAS number and chemical formula for 1,1,1-Trifluoro-3-methylbutan-2-one?
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The CAS number for 1,1,1-Trifluoro-3-methylbutan-2-one is 382-03-6, and its chemical formula is C5H7F3O.
What grade and purity does Tech Serve Solutions supply for 1,1,1-Trifluoro-3-methylbutan-2-one?
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Tech Serve Solutions supplies 1,1,1-Trifluoro-3-methylbutan-2-one with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated.
How should 1,1,1-Trifluoro-3-methylbutan-2-one be handled safely?
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1,1,1-Trifluoro-3-methylbutan-2-one is classified as flammable (H225) and harmful if swallowed (H302). Handle with appropriate personal protective equipment, away from ignition sources, and ensure good ventilation.
Is 1,1,1-Trifluoro-3-methylbutan-2-one shipped internationally?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, and we can arrange for the shipment and export of 1,1,1-Trifluoro-3-methylbutan-2-one.
How can I request a quote or sample of 1,1,1-Trifluoro-3-methylbutan-2-one?
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Please contact our sales team through our website or by phone to request a quote or a sample of 1,1,1-Trifluoro-3-methylbutan-2-one.
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