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单词 fustet
释义

fustet

英汉-汉英词典
n. 黄栌属植物
词组 | 习惯用语
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  • fetus n. 胎儿,胎
  • steadfast adj. 坚定的;不动摇的 不动的;不变的
  • fusty adj. 发霉的;守旧的,老式的
  • stet vt. 对…加注表示不删,保留 n. 保留,不删

网络短语:
fustet 黄栌属植物
英语百科

Fisetin

Skeletal formula of fisetin
Ball-and-stick model of the fisetin molecule

Fisetin (3, 7, 3′, 4′-tetrahydroxyflavone) is a flavonol, a structurally distinct chemical substance that belongs to the flavonoid group of polyphenols. It can be found in many plants, where it serves as a colouring agent. It is also found in many fruits and vegetables, such as strawberries, apples, persimmons, onions and cucumbers. Its chemical formula was first described by Austrian chemist Josef Herzig in 1891.

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