高石花酸[编辑]
外观
高石花酸 | |
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英文名 | Homosekikaic acid |
识别 | |
CAS号 | 486-36-2 |
PubChem | 12310485 |
SMILES |
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InChI |
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InChIKey | WATNDISBDDAASP-UHFFFAOYSA-N |
性质 | |
化学式 | C24H30O8 |
摩尔质量 | 446.49 g·mol−1 |
外观 | 无色针状晶体[1] |
熔点 | 139-140 °C[1] |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
高石花酸(英语:Homosekikaic acid)是一种有机化合物,化学式C24H30O8,可见于鹿石蕊[2]、裂杯石蕊[3]等物种。它具有自由基清除活性,是一种天然抗氧化剂。[4]
质谱
[编辑]它的质谱存在酯键断裂的m/z 253.1075和m/z 209.0813的峰,后者的进一步脱甲基及脱羧会得到m/z 194.0944和m/z 165.0914的离子峰。[5]
参考资料
[编辑]- ^ 跳转到: 1.0 1.1 JA Elix and S Norfolk. Synthesis of meta-Divarinol and Olivetol depsides. Australian Journal of Chemistry. 1975. 28 (2): 399-411. doi:10.1071/CH9750399.
- ^ Kazuko Yoshikawa; Naoki Kokudo; Masami Tanaka; Tatsuro Nakano; Hirofumi Shibata; Naokatsu Aragaki; Tomihiko Higuchi; Toshihiro Hashimoto. Novel abietane diterpenoids and aromatic compounds from Cladonia rangiferina and their antimicrobial activity against antibiotics resistant bacteria. Chemical & Pharmaceutical Bulletin. 2008, 56 (1). doi:10.1248/CPB.56.89 (英语).
- ^ Gerhard Holzmann; Christian Leuckert. Applications of negative fast atom bombardment and MS/MS to screening of lichen compounds. Phytochemistry. 1990-01, 29 (7). doi:10.1016/0031-9422(90)83052-3.
- ^ Sisodia, R.; Geol, M.; Verma, S.; Rani, A.; Dureja, P. (2013). Antibacterial and antioxidant activity of lichen species Ramalina roesleri. Natural Product Research, 27(23), 2235–2239. doi:10.1080/14786419.2013.811410
- ^ Rafika Brakni; et al. UHPLC-HRMS/MS Based Profiling of Algerian Lichens and Their Antimicrobial Activities. Chemistry & Biodiversity. 2018. 15 (4). e1800031. doi:10.1002/cbdv.201800031.
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