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2025-07-27

“flavone”的英英意思

单词 flavone
释义 flavone Chem.|ˈfleɪ-, ˈflævəʊn|
[ad. G. flavon (von Kostanecki & Tambor 1895, in Ber. d. Deut. Chem. Ges. XXVIII. 2302), f. flavo- + -one.]
a. A colourless crystalline tricyclic compound, C15H10O2; 2-phenylbenzo-1, 4-pyrone.
b. Any of the derivatives of this compound, many of which are plant pigments; a flavonoid.
1897Jrnl. Chem. Soc. LXXII. i. 425 Flavone, C15H10O2, is formed by the condensation of ketocumaran with benzaldehyde, and separates in almost colourless crystals melting at 108°.1938G. H. Richter Textbk. Org. Chem. 664 The powder on the flower stalks, leaves, and seed capsules of many varieties of the primula is chiefly flavone.1965Bell & Coombe tr. Strasburger's Textbk. Bot. (new ed.) 21 In many genera in which there are blue- or red-flowered species containing anthocyanins, other species have yellow flowers containing flavones.
“flavone”的英英意思

 

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