4,4,5,5,6,6,7,7,7-Nonafluoroheptyl iodide
4,4,5,5,6,6,7,7,7-Nonafluoroheptyl iodide (CAS: 183547-74-2, C7H6F9I) is a specialty organoiodine compound with a molecular weight of 388.01 g/mol. It is characterised by its high degree of fluorination. This chemical serves as a valuable building block in fluorous synthesis and other advanced chemical applications, enabling the incorporation of perfluoroalkyl chains into target molecules.
- IUPAC
- 1,1,1,2,2,3,3,4,4-Nonafluoro-7-iodoheptane,1H,1H,2H,2H,3H,3H-Perfluoroheptyl iodide,3-(Perfluorobutyl)propyl iodide
- Synonyms
- 5,6,6,7,7,7-Nonafluoroheptyl iodide1H,1H,2H,2H,3H,3H-Perfluoroheptyl iodide3-(Perfluorobutyl)propyl iodide1,1,1,2,2,3,3,4,4-Nonafluoro-7-iodoheptane

Fluorous Synthesis
This compound is an ideal precursor for introducing perfluorinated chains into molecules, a key strategy in fluorous phase synthesis. Its iodide functionality allows for diverse chemical transformations.
Specialty Chemical Synthesis
Utilised as a building block in the synthesis of complex organic molecules, particularly where fluorinated moieties are required for specific material properties or reactivity.
Rf-Tagged Materials
Serves as a precursor for creating Rf-tagged (fluorous tagged) compounds, useful for purification and separation techniques in organic synthesis.
| Molecular weight | 388.01 |
|---|---|
| Empirical formula | C7H6F9I |
| Assay | ≥97.0% (GC) |
| Density | 1.828 g/mL at 25 °C |
| Refractive index | n20/D 1.381 |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 76 °C / 168.8 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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 4,4,5,5,6,6,7,7,7-Nonafluoroheptyl iodide used for?
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4,4,5,5,6,6,7,7,7-Nonafluoroheptyl iodide is primarily used as a building block in fluorous synthesis and specialty chemical synthesis, particularly for creating Rf-tagged molecules.
What are the CAS number and formula for 4,4,5,5,6,6,7,7,7-Nonafluoroheptyl iodide?
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The CAS number is 183547-74-2 and the empirical formula (Hill notation) is C7H6F9I.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,4,5,5,6,6,7,7,7-Nonafluoroheptyl iodide with an assay of ≥97.0% (GC). We do not represent this product as USP, BP, EP or other pharmacopoeia grade.
What are the safety and handling precautions for this chemical?
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This compound is classified as a Warning. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields and gloves, should be worn. Handle in a well-ventilated area or use a suitable respirator.
How is this chemical packed, shipped, and exported?
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As a global supplier, Tech Serve Solutions packages and exports chemicals in compliance with all relevant international shipping regulations for hazardous materials. Further details are available upon request.
How can I request a sample or quote?
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Please use the contact form on our website or call us to request a sample or a quotation for 4,4,5,5,6,6,7,7,7-Nonafluoroheptyl iodide.
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