Ethyl 3,5-difluorobenzoylformate
Ethyl 3,5-difluorobenzoylformate (CAS: 208259-57-8) is a specialized organic compound with the molecular formula F2C6H3COCO2C2H5 and a molecular weight of 214.17 g/mol. This fluorinated aryl building block is valuable in chemical synthesis. It serves as a versatile intermediate for the development of novel organic molecules, particularly in areas requiring fluorinated aromatic motifs. Tech Serve Solutions supplies this compound for research and development purposes.
- IUPAC
- Ethyl 3,5-difluorophenylglyoxylate
- Synonyms
- F2C6H3COCO2C2H5Ethyl 3,5-difluorophenylglyoxylate

Fluorinated Organic Synthesis
Utilised as a key building block in the synthesis of complex organic molecules incorporating difluorinated phenyl rings. Its structure allows for diverse chemical transformations.
Pharmaceutical Intermediate
Serves as an intermediate in the multi-step synthesis of active pharmaceutical ingredients (APIs) where specific fluorination patterns are required for biological activity.
Agrochemical Development
Employed in the research and development of new agrochemicals, where fluorinated compounds often exhibit enhanced efficacy and metabolic stability.
Materials Science Research
Can be incorporated into the synthesis of novel materials, potentially influencing properties such as thermal stability or electronic characteristics due to the presence of fluorine atoms.
| Molecular weight | 214.17 |
|---|---|
| Linear formula | F2C6H3COCO2C2H5 |
| Assay | 96% |
| Boiling point | 247.4 °C(lit.) |
| Density | 1.27 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.482(lit.) |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 65 °C / 149 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| 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 Ethyl 3,5-difluorobenzoylformate used for?
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Ethyl 3,5-difluorobenzoylformate is primarily used as a building block in organic synthesis, particularly for introducing difluorinated phenyl moieties into more complex molecules for pharmaceutical, agrochemical, and materials science research.
What are the CAS number and formula for Ethyl 3,5-difluorobenzoylformate?
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The CAS number is 208259-57-8, and its linear formula is F2C6H3COCO2C2H5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethyl 3,5-difluorobenzoylformate with an assay of 96%. This is a technical/research grade, and TSS does not represent it as USP, BP, EP, or other pharmacopoeia grades.
How should Ethyl 3,5-difluorobenzoylformate be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a respirator if necessary. Refer to the safety data sheet for comprehensive handling guidelines. It is flammable with a flash point of 65 °C.
Is Ethyl 3,5-difluorobenzoylformate regulated?
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Based on the provided data, there is no indication that Ethyl 3,5-difluorobenzoylformate is a controlled substance. It is classified under NA 1993 / PGIII for transport.
How can I request a quote or sample?
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To request a quote or sample of Ethyl 3,5-difluorobenzoylformate, please contact our sales team through the website or by phone. Specify the quantity required for your research needs.
How is Ethyl 3,5-difluorobenzoylformate shipped and exported?
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Ethyl 3,5-difluorobenzoylformate is shipped and exported according to international regulations for hazardous materials (NA 1993 / PGIII). Tech Serve Solutions has extensive experience in global export.
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