Pentafluoropyridine
Pentafluoropyridine (CAS 700-16-3), with the molecular formula C5F5N and a molecular weight of 169.05 g/mol, is a highly fluorinated heterocyclic compound. It serves as a versatile building block in organic synthesis. Its unique structure, featuring a pyridine ring substituted with five fluorine atoms, allows for diverse chemical transformations, making it valuable in the development of novel materials and pharmaceuticals.

Organic Synthesis Intermediate
Pentafluoropyridine is employed as a key intermediate in the synthesis of complex organic molecules. Its reactivity allows for nucleophilic aromatic substitution reactions, enabling the introduction of various functional groups.
Fluorinated Heterocycle Synthesis
This compound is a valuable precursor for creating other fluorinated heterocyclic structures. These derivatives find applications in medicinal chemistry and materials science due to the unique properties conferred by fluorine.
Research and Development
Utilised in academic and industrial research laboratories, Pentafluoropyridine supports the exploration of new chemical pathways and the creation of novel compounds with potential biological activity or advanced material properties.
| Molecular weight | 169.05 |
|---|---|
| Empirical formula | C5F5N |
| Assay | ≥99% |
| Density | 1.54 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.386(lit.) |


Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 25 °C / 77 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-20/21/22 |
| Safety statements (S) | 26-28 |
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 Pentafluoropyridine used for?
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Pentafluoropyridine is primarily used as a building block in organic synthesis for the creation of complex fluorinated heterocyclic compounds, often for research and development in pharmaceuticals and materials science.
What are the CAS number and formula for Pentafluoropyridine?
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The CAS number for Pentafluoropyridine is 700-16-3, and its chemical formula is C5F5N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Pentafluoropyridine with a purity of ≥99%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Pentafluoropyridine be handled safely?
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Pentafluoropyridine is a flammable liquid and vapour (H226) and is harmful if swallowed, in contact with skin, or if inhaled (H302, H312, H332). Always handle with appropriate personal protective equipment, including safety glasses, face shields, gloves, and a suitable respirator. Ensure adequate ventilation.
Is Pentafluoropyridine available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Pentafluoropyridine, serving customers worldwide.
How can I request a quote or sample for Pentafluoropyridine?
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To request a quote or sample for Pentafluoropyridine, please contact our sales team through the website or direct inquiry channels.
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