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55016 Sigma-Aldrich

Theaflavin

analytical standard

Synonym: 3,4,5-Trihydroxy-1,8-bis[(2R,3R)-3,5,7-trihydroxy-2-chromanyl]-6-benzo[7]annulenone, 3,4,6-Trihydroxy-1,8-bis(3α,5,7-trihydroxy-2α-chromanyl)-5H-benzocyclohepten-5-one

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Properties

Related Categories Additional Standards, Alphabetical Index of Phytochemical Standards, Analytical Standards, Analytical/Chromatography, Camellia,
grade   analytical standard
InChI Key   IPMYMEWFZKHGAX-ZKSIBHASSA-N
assay   ≥90.0% (HPLC)
form   neat
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
format   neat

Description

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

General description

Theaflavin is a polyphenol, naturally available in tea, which can mainly play a role in the inhibition of xanthine oxidase enzyme to yield uric acid. It can also find applications in reducing oxidative stress and can also act like scavengers of superoxide.

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3
Protocols & Articles
Peer-Reviewed Papers
15

References

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