英文名 | 2-(4-hydroxyphenyl)-5,7-dimethoxychromen-4-one |
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英文别名 |
apigenin 5,7-dimethyl ether
5,7-Dmhf 2-(4-Hydroxy-phenyl)-5,7-dimethoxy-chromen-4-on 4'-hydroxy-5,7-dimethoxyflavone 2-(4-hydroxyphenyl)-5,7-dimethoxy-4h-chromen-4-one 4'-Hydroxy-5,7-dimethoxy-flavon 5,7-Dimethoxy-4'-hydroxyflavone 2-(4-hydroxy-phenyl)-5,7-dimethoxy-chromen-4-one 5,7-dimethoxyapigenin 5,7-Dimethyl-apigenin |
密度 | 1.321g/cm3 |
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沸点 | 532.4ºC at 760mmHg |
分子式 | C17H14O5 |
分子量 | 298.29000 |
闪点 | 200.3ºC |
精确质量 | 298.08400 |
PSA | 68.90000 |
LogP | 3.18280 |
蒸汽压 | 5.98E-12mmHg at 25°C |
折射率 | 1.621 |
海关编码 | 2914509090 |
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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% |