4H-Pyran-4-one
4H-Pyran-4-one (CAS: 108-97-4, Formula: C5H4O2) is a heterocyclic organic compound with a molecular weight of 96.08 g/mol. This versatile chemical serves as a key building block in organic synthesis, particularly for creating complex heterocyclic structures. Its established use in scientific research makes it a valuable reagent for chemists exploring novel molecular architectures and functional materials.
- IUPAC
- γ-Pyrone

Synthesis of Functionalised Probes
4H-Pyran-4-one has been employed in the synthesis of probes that are subsequently grafted onto lipid headgroups. This application highlights its utility in creating specialised molecules for biochemical and biophysical studies.
Heterocyclic Compound Synthesis
As a pyran derivative, this compound is a valuable starting material or intermediate for constructing a variety of heterocyclic systems. These systems are frequently found in pharmaceuticals and other biologically active molecules.
Chemical Research and Development
Its availability and reactivity make 4H-Pyran-4-one a useful reagent in general organic synthesis laboratories for exploring new reaction pathways and developing novel compounds.
| Molecular weight | 96.08 |
|---|---|
| Empirical formula | C5H4O2 |
| Assay | ≥98% |
| Boiling point | 210-215 °C(lit.) |
| Storage temperature | 2-8°C |
| Application | 4H-Pyran-4-one was used in the synthesis of probes grafted on the lipid headgroups1. |
| Melting point | 32-34 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | 101 °C / 213.8 °F |
| 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 4H-Pyran-4-one primarily used for?
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4H-Pyran-4-one is primarily used as a building block in organic synthesis, particularly for the creation of heterocyclic compounds and functionalised probes.
What are the CAS number and formula for 4H-Pyran-4-one?
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The CAS number for 4H-Pyran-4-one is 108-97-4, and its molecular formula is C5H4O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4H-Pyran-4-one with a minimum assay of ≥98%. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling 4H-Pyran-4-one?
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Handling 4H-Pyran-4-one requires appropriate personal protective equipment, including eyeshields and gloves. Respiratory protection, such as a type N95 (US) or type P1 (EN143) respirator filter, is recommended. It has a flash point of 101 °C (213.8 °F).
How is 4H-Pyran-4-one stored and shipped?
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It is recommended to store 4H-Pyran-4-one at temperatures between 2-8°C. TSS exports fine chemicals globally.
How can I request a sample or quote for 4H-Pyran-4-one?
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To request a sample or a quote for 4H-Pyran-4-one, please contact our sales team through the website or via email.
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