Procyanidin A2 is an A type proanthocyanidin.
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IUPAC name
(2R,3R,8S,14R,15R)-2,8-bis(3,4-dihydroxyphenyl)-2,3,4,14-tetrahydro-8,14-methanobenzo[7,8][1,3]dioxocino[4,5-h]chromene-3,5,11,13,15-pentaol
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Other names
Dimeric catechin
Procyanidin A2 Procyanidol A2 Proanthocyanidin A-2 Procyanidin dimer A2 (+)-Proanthocyanidin A2 Epicatechin-(2β→7,4β→8)-epicatechin | |
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3D model (JSmol)
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ChEBI |
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PubChem CID
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UNII |
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CompTox Dashboard (EPA)
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Properties | |
C30H24O12 | |
Molar mass | 576.510 g·mol−1 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references
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It is found in avocado,[1] chestnut,[2][3] cranberry juice concentrate,[4] lychee fruit pericarp,[5] peanut[4] skins,[6] Cinchona cortex, cinnamon cortex, Urvillea ulmaceae,[7] and Ecdysanthera utilis.[8]
Procyanidin B2 can be converted into procyanidin A2 by radical oxidation using 1,1-diphenyl-2-picrylhydrazyl (DPPH) radicals under neutral conditions.[9]
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