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车轴草醇
	IUPAC名; 7-Hydroxy-2-(4-methoxyphenyl)-4H-1-benzopyran-4-one
别名	7-Hydroxy-4′-methoxyflavone
识别
CAS号	487-24-1
PubChem	5320693
ChemSpider	4478714
SMILES	COC1=CC=C(C=C1)C2=CC(=O)C3=C(O2)C=C(C=C3)O;
InChI	1/C16H12O4/c1-19-12-5-2-10(3-6-12)15-9-14(18)13-7-4-11(17)8-16(13)20-15/h2-9,17H,1H3;
InChIKey	SQVXWIUVAILQRH-UHFFFAOYAR
性质
化学式	C16H12O4
摩尔质量	268.26 g/mol g·mol⁻¹
	若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

车轴草醇（英語：Pratol，也音译为帕累托，化学名：7-羟基-4'-甲氧基黄酮，7-Hydroxy-4′-methoxyflavone）是一种黄酮类化合物，属于7,4'-二羟基黄酮的4'-O-甲基化黄酮，分子式C₁₆H₁₂O₄，存在于干花豆（学名：Fordia cauliflora）^[1]、毛泡棘豆（学名：Oxytropis trichophysa）^[2]、多序岩黄芪（学名：Hedysarum polybotrys）^[3]、小叶锦鸡儿（学名：Caragana microphylla）^[4]等植物中。

参考文献

^ Liang, Zhi Yuan; Yang, Xiao Sheng; Wang, Ye; Hao, Xiao Jiang; Sun, Qian Yun. Two new chalcones from Fordia cauliflora. Chinese Chemical Letters. 2010-07, 21 (7): 818–820. doi:10.1016/J.CCLET.2010.03.021.
^ Tsétségmaa, S.; Batsurén, D.; Dungérdorzh, D.; Batirov, É. Kh.; Malikov, V. M. A chemical study of plants of the Mongolian flora the flavonoids of two species of Oxytropis. Chemistry of Natural Compounds. 1992-11, 28 (6): 628–629. doi:10.1007/BF00630449.
^ Dong, Y; Tang, D; Zhang, N; Li, Y; Zhang, C; Li, L; Li, M. Phytochemicals and biological studies of plants in genus Hedysarum.. Chemistry Central journal. 2013-07-18, 7 (1): 124. PMID 23866043. doi:10.1186/1752-153X-7-124.
^ Huo, Yan; Guo, Cheng; Lu, Shan; Zhang, Qiao-Yan; Qin, Lu-Ping. Chemical research of Caragana microphylla seeds. Chemistry of Natural Compounds. 2007-03, 43 (2): 214–215. doi:10.1007/S10600-007-0083-4.