矢車菊黃素

Centaureidin
	首選IUPAC名; 3′,5,7-Trihydroxy-3,4′,6-trimethoxyflavone
	系統IUPAC名; 5,7-Dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-3,6-dimethoxy-4H-1-benzopyran-4-one
別名	Desmethoxycentaureidine
識別
CAS號	17313-52-9
PubChem	5315773
ChemSpider	4474997
SMILES	O=C1c3c(O)c(OC)c(O)cc3O/C(=C1/OC)c2ccc(OC)c(O)c2;
InChI	1/C18H16O8/c1-23-11-5-4-8(6-9(11)19)16-18(25-3)15(22)13-12(26-16)7-10(20)17(24-2)14(13)21/h4-7,19-21H,1-3H3;
InChIKey	BZXULYMZYPRZOG-UHFFFAOYAN
ChEBI	69356
性質
化學式	C18H16O8
莫耳質量	360.31 g/mol g·mol⁻¹
密度	1.542 g/mL
	若非註明，所有數據均出自標準狀態（25 ℃，100 kPa）下。

矢車菊黃素（英語：Centaureidin，也稱為5,7,3'-三羥基-3,6,4'-三甲氧基黃酮，3′,5,7-Trihydroxy-3,4′,6-trimethoxyflavone，或櫟草亭-3,6,4'-三甲醚，Quercetagetin 3,4',6-trimethyl ether）是一種天然的櫟草亭衍生O-甲基化黃酮，分子式C₁₈H₁₆O₈，存在於歐蓍草（Achillea millefolium）^[1]、鬼針草（Bidens pilosa）^[2]等植物中。

參考文獻

^ Assessment Report on Achillea Millefolium L., Herba (PDF). European Medicines Agency. 15 September 2010 [15 October 2018]. （原始內容存檔 (PDF)於2018-10-16）.
^ Chang, Shu-Lin; Chiang, Yi-Ming; Chang, Cicero Lee-Tian; Yeh, Hsu-Hua; Shyur, Lie-Fen; Kuo, Yueh-Hsiung; Wu, Tung-Kung; Yang, Wen-Chin. Flavonoids, centaurein and centaureidin, from Bidens pilosa, stimulate IFN-γ expression. Journal of Ethnopharmacology. 2007, 112 (2): 232–6. PMID 17408892. doi:10.1016/j.jep.2007.03.001.

[1] Assessment Report on Achillea Millefolium L., Herba (PDF). European Medicines Agency. 15 September 2010 [15 October 2018]. （原始內容存檔 (PDF)於2018-10-16）.

[2] Chang, Shu-Lin; Chiang, Yi-Ming; Chang, Cicero Lee-Tian; Yeh, Hsu-Hua; Shyur, Lie-Fen; Kuo, Yueh-Hsiung; Wu, Tung-Kung; Yang, Wen-Chin. Flavonoids, centaurein and centaureidin, from Bidens pilosa, stimulate IFN-γ expression. Journal of Ethnopharmacology. 2007, 112 (2): 232–6. PMID 17408892. doi:10.1016/j.jep.2007.03.001.

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