(−)-Epicatechin
(−)-Epicatechin (CAS 490-46-0, C15H14O6) is a naturally occurring flavanol with a molecular weight of 290.27 g/mol. This compound exhibits significant biological activity and is primarily utilised in research settings. Its applications span various fields of scientific inquiry, including cell biology and nutrition research, where it serves as a valuable biochemical tool for studying cellular processes and dietary influences.
- IUPAC
- (−)-cis-3,3′,4′,5,7-Pentahydroxyflavane,(2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol

Cell Biology Research
Utilised as a tool in cell biology to investigate cellular mechanisms and responses. Its bioactive properties make it suitable for studying cellular signalling pathways and responses to oxidative stress.
Nutrition Research
Employed in nutritional studies to understand the physiological effects of dietary compounds. It can be used to explore the impact of flavanols on metabolic processes and overall health.
Asymmetric Synthesis
Serves as a chiral building block in complex organic synthesis. Its defined stereochemistry is valuable for constructing enantiomerically pure target molecules.
Biochemical Studies
Applied in biochemical research to elucidate the mechanisms of action of natural products. It is used to study enzyme inhibition and other molecular interactions.
| Molecular weight | 290.27 |
|---|---|
| Empirical formula | C15H14O6 |
| Assay | 90% |
| Optical activity | [α]20/D −54°, c = 1 in acetone: water (1:1) |
| Storage temperature | 2-8°C |
| Melting point | 240 °C (dec.)(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 ... BACE1(23621), CYP1A2(1544) |
|---|
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 (–)-Epicatechin used for?
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(–)-Epicatechin is used in research settings for cell biology, nutrition research, asymmetric synthesis, and general biochemical studies.
What are the CAS number and formula for (–)-Epicatechin?
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The CAS number is 490-46-0 and the empirical formula is C15H14O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (–)-Epicatechin with an assay of 90%. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for (–)-Epicatechin?
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(–)-Epicatechin is classified with GHS07 symbol and a Warning signal word, with hazard statements H315, H319, and H335. Recommended PPE includes a dust mask type N95 (US), eyeshields, and gloves. Always handle in a well-ventilated area, avoiding dust formation and contact with skin, eyes, and clothing. Refer to the Safety Data Sheet (SDS) for detailed information.
How is (–)-Epicatechin packed, shipped, and exported?
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This chemical is typically stored at 2-8°C. Tech Serve Solutions adheres to all regulations for packing, shipping, and exporting chemicals globally.
How can I request a sample or quote for (–)-Epicatechin?
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Please contact our sales team or use the online inquiry form to request a sample or a quote for (–)-Epicatechin.
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