中文名 |
5,7,3′-三羟基-6,4′,5′-三甲氧基黄烷酮 |
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英文名 |
(2S)-5,7-dihydroxy-2-(3-hydroxy-4,5-dimethoxyphenyl)-6-methoxy-2,3-dihydrochromen-4-one |
英文别名 |
更多 |
密度 | 1.4±0.1 g/cm3 |
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沸点 | 630.5±55.0 °C at 760 mmHg |
分子式 | C18H18O8 |
分子量 | 362.331 |
闪点 | 230.7±25.0 °C |
精确质量 | 362.100159 |
PSA | 114.68000 |
LogP | 2.64 |
蒸汽压 | 0.0±1.9 mmHg at 25°C |
折射率 | 1.625 |
海关编码 | 2932999099 |
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海关编码 | 2932999099 |
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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% |
4H-1-Benzopyran-4-one, 2,3-dihydro-5,7-dihydroxy-2-(3-hydroxy-4,5-dimethoxyphenyl)-6-methoxy- |
(2S)-5,7-Dihydroxy-2-(3-hydroxy-4,5-dimethoxyphenyl)-6-methoxy-2,3-dihydro-4H-chromen-4-one |
4H-1-Benzopyran-4-one, 2,3-dihydro-5,7-dihydroxy-2-(3-hydroxy-4,5-dimethoxyphenyl)-6-methoxy-, (2S)- |
5,7-Dihydroxy-2-(3-hydroxy-4,5-dimethoxyphenyl)-6-methoxy-2,3-dihydro-4H-chromen-4-one |