Luteolin
Luteolin (CAS: 491-70-3), a naturally occurring flavonoid with the molecular formula C15H10O6, is a potent antioxidant and free radical scavenger. Primarily found in plants like Rooibos tea and chamomile, it is recognised for its significant biological activities. Luteolin is widely utilised in biochemical research, cell biology studies, and as a chemopreventive agent, contributing to its importance in the fields of cancer research and cell signalling.
- IUPAC
- 3′,4′,5,7-Tetrahydroxyflavone
- Synonyms
- 3′,4′,5,7-Tetrahydroxyflavone

Antioxidant Research
Luteolin serves as a valuable tool in research investigating oxidative stress and the mechanisms of antioxidant action. Its ability to scavenge free radicals makes it a key compound for studying cellular protection against damage.
Cancer Metabolism Studies
This flavonoid is employed in studies focusing on cancer metabolism and chemoprevention. Researchers utilise Luteolin to explore its potential role in modulating cellular pathways relevant to oncogenesis.
Cell Biology and Signalling
Luteolin is utilised in cell biology research to understand cell signalling pathways and responses to cellular stress. Its involvement in various cellular processes makes it a compound of interest for neuroscientific and broader cell biology applications.
| Molecular weight | 286.24 |
|---|---|
| Empirical formula | C15H10O6 |
| Assay | ≥98% (TLC) |
| Form | powder |
| Colour | yellow |
| Storage temperature | 2-8°C |
| Melting point | ~330 °C(lit.) |

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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| 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.
| 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 Luteolin used for?
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Luteolin is primarily used in scientific research, including studies on antioxidant and free radical scavenging activities, cancer metabolism, chemoprevention, cell biology, and cell signalling. It is also investigated for its role in understanding cellular stress responses.
What are the CAS number and formula for Luteolin?
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Luteolin has the CAS number 491-70-3 and the empirical formula C15H10O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Luteolin with an assay of ≥98% (TLC). We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should Luteolin be handled and stored?
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Luteolin is classified as a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Store in a cool, dry place at 2-8°C.
How is Luteolin packed and exported?
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Tech Serve Solutions packs and exports Luteolin according to industry best practices to ensure product integrity and safe transport globally. Please contact us for specific packaging and export details.
How can I request a sample or quote for Luteolin?
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To request a sample or a quote for Luteolin, please contact our sales team through the website or by direct inquiry, providing your specific requirements.
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