| 中文名 | 3,5,7-三羟基-8,4'-二甲氧基黄酮 |
|---|---|
| 英文名 | 3,5,7-Trihydroxy-8-methoxy-2-(4-methoxyphenyl)-4H-chromen-4-one |
| 英文别名 |
3,5,7-Trihydroxy-8-methoxy-2-(4-methoxyphenyl)-4H-chromen-4-one
4H-1-Benzopyran-4-one, 3,5,7-trihydroxy-8-methoxy-2-(4-methoxyphenyl)- 3,5,7-Trihydroxy-6,8-dimethoxyflavone 3,5,7-trihydroxy-8,4'-dimethoxyflavone Predomestin 3,5,7-Trihydroxy-6,8-dimethoxy-flavon 3,5,7-Trihydroxy-8,4'-dimethoxy-flavon Prudomestin 3,5,7-trihydroxy-4',8-dimethoxyflavone 3,5,7-trihydroxy-6,8-dimethoxy-2-phenyl-chromen-4-one 4H-1-Benzopyran-4-one,3,5,7-trihydroxy-6,8-dimethoxy-2-phenyl |
| 描述 | Prudomestin,从 Prunus domestica 心材中分离得到,具有很强的黄嘌呤氧化酶 (XO) 抑制活性(IC50≈6 µM)。 |
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| 相关类别 | |
| 参考文献 |
| 密度 | 1.5±0.1 g/cm3 |
|---|---|
| 沸点 | 568.9±50.0 °C at 760 mmHg |
| 分子式 | C17H14O7 |
| 分子量 | 330.289 |
| 闪点 | 212.2±23.6 °C |
| 精确质量 | 330.073944 |
| PSA | 109.36000 |
| LogP | 2.01 |
| 外观性状 | 黄色晶体 |
| 蒸汽压 | 0.0±1.6 mmHg at 25°C |
| 折射率 | 1.681 |
| 储存条件 | 2-8℃,干燥,密闭 |
| 危害码 (欧洲) | Xi |
|---|---|
| 海关编码 | 2914509090 |
| 上游产品 3 | |
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| 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% |