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| 中文名 | 3',5,5',7-四羟基-4',6-二甲氧基黄酮 |
|---|---|
| 英文名 | 2-(3,5-dihydroxy-4-methoxyphenyl)-5,7-dihydroxy-6-methoxychromen-4-one |
| 英文别名 |
W1627
4H-1-Benzopyran-4-one, 2-(3,5-dihydroxy-4-methoxyphenyl)-5,7-dihydroxy-6-methoxy- 3',5,5',7-Tetrahydroxy-4',6-dimethoxyflavone 2-(3,5-Dihydroxy-4-methoxyphenyl)-5,7-dihydroxy-6-methoxy-4H-chromen-4-one |
| 密度 | 1.6±0.1 g/cm3 |
|---|---|
| 沸点 | 686.3±55.0 °C at 760 mmHg |
| 分子式 | C17H14O8 |
| 分子量 | 346.288 |
| 闪点 | 256.3±25.0 °C |
| 精确质量 | 346.068878 |
| PSA | 129.59000 |
| LogP | 2.56 |
| 蒸汽压 | 0.0±2.2 mmHg at 25°C |
| 折射率 | 1.697 |
| 海关编码 | 2932999099 |
|---|
| 海关编码 | 2932999099 |
|---|---|
| 中文概述 | 2932999099. 其他仅含氧杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% |
| 申报要素 | 品名, 成分含量, 用途 |
| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |