Perfluoro-1-octanesulfonyl fluoride
Perfluoro-1-octanesulfonyl fluoride (CAS: 307-35-7), with the chemical formula CF3(CF2)7SO2F and a molecular weight of 502.12 g/mol, is a highly fluorinated organic compound. It serves as a valuable building block in organic synthesis, particularly in the creation of complex fluorinated molecules. Its unique properties make it useful in various chemical synthesis applications where fluorinated functionalities are desired.
- IUPAC
- Heptadecafluorooctanesulfonyl fluoride

Organic Synthesis Intermediate
Perfluoro-1-octanesulfonyl fluoride is primarily used as a versatile intermediate in the synthesis of specialized organic compounds. Its perfluorinated chain and reactive sulfonyl fluoride group allow for the introduction of fluorinated moieties into larger molecular structures.
Fluorinated Material Precursor
This compound can act as a precursor for the development of advanced materials. The presence of a long perfluorinated chain can impart unique surface properties, such as hydrophobicity and oleophobicity, to materials derived from it.
Research and Development
In academic and industrial research settings, Perfluoro-1-octanesulfonyl fluoride is employed in the exploration of novel chemical reactions and the synthesis of new fluorinated compounds with potential applications in diverse fields.
| Molecular weight | 502.12 |
|---|---|
| Linear formula | CF3(CF2)7SO2F |
| Assay | 95% (sum of isomers) |
| Boiling point | 154-155 °C(lit.) |
| Density | 1.824 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.301(lit.) |
| Vapour pressure | <10 mmHg (20 °C) |
| Vapour density | >1 (vs air) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
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 Perfluoro-1-octanesulfonyl fluoride used for?
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Perfluoro-1-octanesulfonyl fluoride is used as a building block in organic synthesis and as a precursor for fluorinated materials. It is valuable in research and development for creating new fluorinated compounds.
What is the CAS number and chemical formula?
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The CAS number for Perfluoro-1-octanesulfonyl fluoride is 307-35-7, and its chemical formula is CF3(CF2)7SO2F.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Perfluoro-1-octanesulfonyl fluoride with an assay of 95% (sum of isomers). This product is supplied for laboratory and industrial use and is not represented as USP, BP, EP, or pharmacopoeia grade.
How should Perfluoro-1-octanesulfonyl fluoride be handled safely?
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Perfluoro-1-octanesulfonyl fluoride is classified as Danger, causing severe skin burns and eye damage (H314). Appropriate personal protective equipment, including faceshields, full-face respirators, gloves, and goggles, is essential. It should be handled in a well-ventilated area following stringent safety protocols.
Is this chemical exported by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Perfluoro-1-octanesulfonyl fluoride.
How can I request a quote or sample?
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To request a quote or sample of Perfluoro-1-octanesulfonyl fluoride, please contact our sales team through the website or by phone. We will be pleased to assist with your specific requirements.
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