Category:
Chiral Intermediates
CAS NO:
1011850
Standard:
USP,
white fine powder
Theaflavin is a major polyphenol oxidized from catechins in black tea via enzymatic processing. Its molecular formula is C20H18O10 (CAS: 4957-46-8), serving as a key bioactive marker for quality control.
Store in cool, dry conditions away from light to prevent oxidation. High doses may interact with anticoagulant medications; clinical use requires professional supervision.