傘形花內酯
化合物
傘形花內酯也譯為傘形酮(英語:Umbelliferone,也稱為7-羥基香豆素,7-hydroxycoumarin)是一種天然的香豆素類化合物,最早發現於傘形科植物,因而得名,有抗氧化活性[1][2],可用作防曬油[3]。
Umbelliferone | |
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IUPAC名 7-Hydroxychromen-2-one | |
別名 | 7-羥基-2H-1-苯並吡喃-2-酮 |
識別 | |
CAS號 | 93-35-6 |
PubChem | 5281426 |
ChemSpider | 4444774 |
SMILES |
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InChI |
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InChIKey | ORHBXUUXSCNDEV-UHFFFAOYAL |
ChEBI | 27510 |
性質 | |
化學式 | C9H6O3 |
莫耳質量 | 162.14 g/mol g·mol⁻¹ |
外觀 | 淺黃色晶體 |
熔點 | 230 °C(503 K)(分解) |
磁化率 | -88.22·10−6 cm3/mol |
若非註明,所有數據均出自標準狀態(25 ℃,100 kPa)下。 |
它可由2,4-二羥基苯甲醛和丙二酸為原料反應製得。[4]乙醯基間苯二酚和丙烯酸甲酯在乙酸鈉和甲酸的存在下(乙酸亞銠催化)反應,也可得到產物。[5]它和乙酸酐反應,可以得到乙醯基傘形花內酯。[6]
參考文獻
編輯- ^ UMBELLIFERONE. www.chemicalland21.com. [21 November 2011]. (原始內容存檔於2020-09-19).
- ^ Sim MO, Lee HI, Ham JR, Seo KI, Kim MJ, Lee MK. Anti-inflammatory and antioxidant effects of umbelliferone in chronic alcohol-fed rats. Nutr Res Pract. 2015, 9 (4): 364–369. PMC 4523479 . PMID 26244074. doi:10.4162/nrp.2015.9.4.364.
- ^ Du, Lupei. Rational design of a fluorescent hydrogen peroxide probe based on the umbelliferone fluorophore. Tetrahedron Letters. 2008, 49 (19): 3045–3048. PMC 2490821 . PMID 19081820. doi:10.1016/j.tetlet.2008.03.063.
- ^ Jack van Schijndel, Dennis Molendijk, Luiz Alberto Canalle, Erik Theodorus Rump, Jan Meuldijk. Temperature Dependent Green Synthesis of 3-Carboxycoumarins and 3,4-unsubstituted Coumarins. Current Organic Synthesis. 2019-02-04, 16 (1): 130–135 [2021-02-01]. doi:10.2174/1570179415666180924124134 (英語).
- ^ Sunita K. Gadakh, Soumen Dey, Arumugam Sudalai. Rh-Catalyzed Synthesis of Coumarin Derivatives from Phenolic Acetates and Acrylates via C–H Bond Activation. The Journal of Organic Chemistry. 2015-11-20, 80 (22): 11544–11550 [2021-02-01]. ISSN 0022-3263. doi:10.1021/acs.joc.5b01713. (原始內容存檔於2017-05-25) (英語).
- ^ Pierre Stocker, Mathieu Cassien, Nicolas Vidal, Sophie Thétiot-Laurent, Sylvia Pietri. A fluorescent homogeneous assay for myeloperoxidase measurement in biological samples. A positive correlation between myeloperoxidase-generated HOCl level and oxidative status in STZ-diabetic rats. Talanta. 2017-08, 170: 119–127 [2021-02-01]. doi:10.1016/j.talanta.2017.03.102. (原始內容存檔於2018-06-15) (英語).