3,5-Difluoroiodobenzene
3,5-Difluoroiodobenzene (CAS 2265-91-0) is a fluorinated aryl building block with the molecular formula C6H3F2I and a molecular weight of 239.99 g/mol. This compound, assaying at 97%, serves as a valuable intermediate in organic synthesis. It is particularly useful in the preparation of more complex fluorinated organic molecules, contributing to advancements in materials science and medicinal chemistry research.
- Synonyms
- F2C6H3I

Organic Synthesis Intermediate
3,5-Difluoroiodobenzene is employed as a versatile building block in the synthesis of complex organic molecules. Its structure allows for various coupling reactions and functional group transformations.
Fluorinated Compound Development
This compound is a key precursor for introducing difluorophenyl moieties into target molecules. This is crucial in the development of new pharmaceuticals and agrochemicals where fluorine substitution can enhance efficacy and metabolic stability.
Materials Science Research
It finds application in the research and development of advanced materials, including polymers and liquid crystals, where the unique electronic properties conferred by fluorine atoms are beneficial.
| Molecular weight | 239.99 |
|---|---|
| Linear formula | F2C6H3I |
| Assay | 97% |
| Boiling point | 173-174 °C(lit.) |
| Refractive index | n20/D 1.5540(lit.) |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 82 °C / 179.6 °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 3,5-Difluoroiodobenzene used for?
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3,5-Difluoroiodobenzene is primarily used as an intermediate in organic synthesis for creating fluorinated organic compounds, with applications in medicinal chemistry, agrochemicals, and materials science.
What is the CAS number and chemical formula for 3,5-Difluoroiodobenzene?
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The CAS number is 2265-91-0 and the linear chemical formula is F2C6H3I.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,5-Difluoroiodobenzene with a minimum assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 3,5-Difluoroiodobenzene be handled safely?
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3,5-Difluoroiodobenzene is a combustible liquid (flash point 82°C). Handling requires appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, in a well-ventilated area.
How is 3,5-Difluoroiodobenzene shipped?
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3,5-Difluoroiodobenzene is shipped according to transport regulations, classified under UN 1993, PGIII.
How can I request a quote or sample for 3,5-Difluoroiodobenzene?
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To request a quote or sample, please contact our sales team through the TSS website or by phone, providing the product name and CAS number.
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