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Mesquitol
Mesquitol is a flavan-3-ol, a type of flavonoid.〔(Mesquitol on metabolomics.jp )〕 ''Prosopis juliflora'', a mesquite found in Kenya, shows unusual amount of (-)-mesquitol from its heartwood.〔Unusual amount of (-)-mesquitol from the heartwood of Prosopis juliflora. Sirmah Peter, Dumarcay Stephane, Masson Eric and Gerardin Philippe, Natural Product Research, January 2009, Volume 23, Number 2, pages 183-189, 〕 Mesquitol with its pyrogallol-type A-ring is more susceptible to quinone formation at this ring leading to aryl–aryl bond formation at carbon 5. The structural moieties constitute the proteracacinidin class of proanthocyanidins.〔Oligomeric proanthocyanidins: naturally occurring O-heterocycles. Daneel Ferreira and Desmond Slade, Nat. Prod. Rep., 2002, volume 19, pages 517–541, 〕 Mesquitol-(5→8)-catechin atropisomers can be isolated from ''Prosopis glandulosa''.〔Synthesis of condensed tannins. Part 17. Oligomeric (2R,3S)-3,3′,4′,7,8-pentahydroxyflavans: atropisomerism and conformation of biphenyl and m-terphenyl analogues from Prosopis glandulosa(‘mesquite’). Esmé Young, Edward V. Brandt, Desmond A. Young, Daneel Ferreira and David G. Roux, J. Chem. Soc., Perkin Trans. 1, 1986, pages 1737-1749, 〕 == References ==
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Mesquitol」の詳細全文を読む
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