描述 |
2,3,8-三-O-甲基鞣花酸是一种萜类化合物,可从大花萼新球茎皮中分离得到。发现2,3,8-三-O-甲基鞣花酸的活性比母体鞣花酸高50倍[1][2]。 |
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相关类别 |
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存储 |
请将产品存放在分析证书中的建议条件下。
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运输 |
室温 |
参考文献 |
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密度 | 1.5±0.1 g/cm3 |
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沸点 | 630.0±55.0 °C at 760 mmHg |
分子式 | C17H12O8 |
分子量 | 344.272 |
闪点 | 237.5±25.0 °C |
精确质量 | 344.053223 |
PSA | 108.34000 |
LogP | 2.55 |
蒸汽压 | 0.0±1.9 mmHg at 25°C |
折射率 | 1.658 |
海关编码 | 2914509090 |
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~%
2,3,8-三-O-甲基鞣花酸
1617-49-8
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文献:Alam, Ashraful; Tsuboi, Sadao Tetrahedron, 2007 , vol. 63, # 42 p. 10454 – 10465 |
~%
2,3,8-三-O-甲基鞣花酸
1617-49-8
|
文献:Terashima; Shimizu; Nakayama; Ishikura; Ueda; Imai; Suzui; Morita Chemical and Pharmaceutical Bulletin, 1990 , vol. 38, # 10 p. 2733 – 2736 |
~%
2,3,8-三-O-甲基鞣花酸
1617-49-8
|
文献:Chakravarty, Ajit Kumar Indian Journal of Chemistry – Section B Organic and Medicinal Chemistry, 1998 , vol. 37, # 12 p. 1316 – 1318 |
海关编码 | 2914509090 |
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中文概述 | 2914509090 含其他含氧基的酮. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0% |
申报要素 | 品名, 成分含量, 用途, 丙酮报明包装 |
Summary | HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
3,7,8-tri-O-methylellagic acid |
3,4,3′-tri-O-methylellagic acid |
3,3′,4′-tri-O-methylellagic acid |
[1]Benzopyrano[5,4,3-cde][1]benzopyran-5,10-dione, 2-hydroxy-3,7,8-trimethoxy- |
1,2,8-tri-O-methylellagic acid |
(1)Benzopyrano(5,4,3-cde)(1)benzopyran-5,10-dione, 2-hydroxy-3,7,8-trimethoxy- |
2-Hydroxy-3,7,8-trimethoxychromeno[5,4,3-cde]chromene-5,10-dione |
3,3′,4′-trimethoxy-ellagic acid |
2,3,8-Tri-O-methylellagic acid |