中文名 |
3′,5,7-三羟基-3,4′-二甲氧基黄酮 |
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英文名 |
5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-3-methoxychromen-4-one |
中文别名 |
3’,5,7-三羟基-3,4’-二甲氧基黄酮 |
英文别名 |
更多 |
密度 | 1.6±0.1 g/cm3 |
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沸点 | 607.0±55.0 °C at 760 mmHg |
熔点 | 229-230?C |
分子式 | C17H14O7 |
分子量 | 330.289 |
闪点 | 227.3±25.0 °C |
精确质量 | 330.073944 |
PSA | 109.36000 |
LogP | 1.85 |
蒸汽压 | 0.0±1.8 mmHg at 25°C |
折射率 | 1.701 |
海关编码 | 2914509090 |
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3′,5,7-三羟基-3,4′-二甲氧基黄酮上游产品? 2 | |
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3′,5,7-三羟基-3,4′-二甲氧基黄酮下游产品? 4 | |
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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% |
5,7,3′-Trihydroxy-3,4′-dimethoxyflavone |
3′,5,7-Trihydroxy-3′,4′-dimethoxyflavone |
Quercetin 3,4′-dimethyl Ether |
5,7-Dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-3-methoxy-4H-chromen-4-one |
Flavone, 3′,5,7-trihydroxy-3,4′-dimethoxy- |
3′,5,7-Trihydroxy-3,4′-dimethoxyflavone |
quercetin-3,4′-dimethyl ether |
3,4′-O-dimethylquercetin |
MFCD00016927 |
5,7-Dihydroxy-2-(3-hydroxy-4-methoxy-phenyl)-3-methoxy-1-benzopyran-4-one |
3′,5,7-trihydroxy-3,4′-dimethoxy flavone, Quercetin 3,4′-dimethyl Ether |
4H-1-Benzopyran-4-one, 5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-3-methoxy- |
5,5,3′-trihydroxy-3,4′-dimethoxyflavone |
3,4′-dimethoxy-5,7-3′-trihydroxyflavone |