英语词汇“fisetin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	fisetin
释义	fisetin Chem.\|fɪˈsiːtɪn, ˈfɪsɪtɪn\| [ad. G. fisettin, f. fisett(holz) young fustic + -in¹.] A yellow crystalline compound, C₁₅H₁₀O₆, formerly obtained from young fustic (Rhus cotinus) and various other trees for use as a dye. 1865Chem. News 17 Mar. 126/1 M. Chevreul, who has been almost alone in his chemical researches on fustic, found in it—1. A yellow colouring matter, presenting itself when pure in the form of small crystalline needles, and which he called fissetine [rendering fisettin], or fisetic acid; 2. A red substance.1959N. Campbell in E. H. Rodd Chem. Carbon Compounds IVb. viii. 907 A number of naturally occurring hydroxyflavones such as quercetin, luteolin, fisetin, etc. were used as yellow dyestuffs for many centuries.
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