| 中文名 | 2,3,8-三-O-甲基鞣花酸 |
|---|---|
| 英文名 | ellagic acid, 3,3',4-tri-o-methyl |
| 中文别名 | 2,3,8-三邻甲基鞣花酸 |
| 英文别名 |
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 |
| 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]。 |
|---|---|
| 相关类别 | |
| 参考文献 |
| 密度 | 1.5±0.1 g/cm3 |
|---|---|
| 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 |
| 外观性状 | 粉末 |
| 蒸汽压 | 0.0±1.9 mmHg at 25°C |
| 折射率 | 1.658 |
| 储存条件 | 2-8℃,干燥,密闭 |
| 危害码 (欧洲) | Xi |
|---|---|
| 海关编码 | 2914509090 |
|
~%
1617-49-8 |
| 文献:Alam, Ashraful; Tsuboi, Sadao Tetrahedron, 2007 , vol. 63, # 42 p. 10454 - 10465 |
|
~%
1617-49-8 |
| 文献:Terashima; Shimizu; Nakayama; Ishikura; Ueda; Imai; Suzui; Morita Chemical and Pharmaceutical Bulletin, 1990 , vol. 38, # 10 p. 2733 - 2736 |
|
~%
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 |
| 上游产品 1 | |
|---|---|
| 下游产品 0 | |
| 海关编码 | 2914509090 |
|---|---|
| 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% |