Fisetin
Fisetin (CAS: 345909-34-4), with the empirical formula C15H10O6 · xH2O and a molecular weight of 286.24 g/mol (anhydrous basis), is a naturally occurring flavonoid. Found in various plants, it is recognised for its bioactive properties. This compound serves as a valuable research chemical, primarily utilised in biochemical studies, cell biology investigations, and for exploring potential chemopreventive applications. Its distinct chemical structure also makes it useful in synthetic chemistry building blocks.
- IUPAC
- 3,3′,4′,7-Tetrahydroxyflavone,5-Deoxyquercetin,Natural Brown 1
- Synonyms
- 3,3′,4′,7-Tetrahydroxyflavone5-DeoxyquercetinNatural Brown 1

Biochemical Research
Fisetin is frequently employed in biochemical assays and studies investigating cellular mechanisms. Its flavonoid structure allows for interactions with various cellular pathways, making it a key compound in understanding biological processes at a molecular level.
Cell Biology Studies
This compound is utilised in cell biology to explore cellular functions and responses. Researchers use Fisetin to investigate its effects on cell viability, signalling pathways, and other critical cellular activities.
Nutritional Research
As a naturally occurring phytochemical, Fisetin is a subject of interest in nutritional research. Studies focus on its presence in edible plants and its potential contribution to dietary health benefits.
Chemical Synthesis
Fisetin's heterocyclic structure serves as a useful building block in organic synthesis. It can be employed in the development of novel compounds or modified for specific chemical applications.
| Molecular weight | 286.24 (anhydrous basis) |
|---|---|
| Empirical formula | C15H10O6 · xH2O |
| Assay | ≥98% |
| Storage temperature | −20°C |
| Melting point | >330 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| 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.
| Colour Index Number | 75620 |
|---|---|
| Gene Information | human ... CDC2(983), CDK5(1020), CDK6(1021), CYP1A2(1544), GSK3A(2931)mouse ... Hexa(15211)rat ... Il4(287287), Tnf(24835) |
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 Fisetin used for?
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Fisetin is primarily used in biochemical research, cell biology studies, nutritional research, and as a building block in chemical synthesis. It is investigated for its bioactive properties and potential chemopreventive applications.
What is the CAS number and formula for Fisetin?
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The CAS number for Fisetin is 345909-34-4, and its empirical formula is C15H10O6 · xH2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Fisetin with an assay of ≥98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety and handling recommendations for Fisetin?
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Handling Fisetin requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used. The compound is classified under WGK Germany 3.
How is Fisetin stored and shipped?
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Fisetin is stored at -20°C. Tech Serve Solutions can expertly pack, ship, and export this chemical globally to meet your research and industrial needs.
How can I request a quote or sample of Fisetin?
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To request a quote or a sample of Fisetin, please contact our sales team through the website or by phone, providing your specific requirements.
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