Formula C14H10O9 | Molar mass 322.22 g/mol | |
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Digallic acid is a polyphenolic compound found in Pistacia lentiscus. Digallic acid is also present in the molecule of tannic acid. Digalloyl esters involve either -meta or -para depside bonds.
Tannase is an enzyme that uses digallate to produce gallic acid. This enzyme can also be used to produce digallic acid from gallotannins.
References
Digallic acid Wikipedia(Text) CC BY-SA