英文名 | oxyayanin A |
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英文别名 |
2-(2,5-dihydroxy-4-methoxyphenyl)-5-hydroxy-3,7-dimethoxychromen-4-one
2-(2,5-Dihydroxy-4-methoxy-phenyl)-5-hydroxy-3,7-dimethoxy-chromen-4-on Oxyanin A 2-(2,5-dihydroxy-4-methoxy-phenyl)-5-hydroxy-3,7-dimethoxy-chromen-4-one 5,2',5'-Trihydroxy-3,7,4'-trimethoxy-flavon Oxyayanin-A |
密度 | 1.54g/cm3 |
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沸点 | 660.9ºC at 760 mmHg |
分子式 | C18H16O8 |
分子量 | 360.31500 |
闪点 | 243.3ºC |
精确质量 | 360.08500 |
PSA | 118.59000 |
LogP | 2.60260 |
折射率 | 1.68 |
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% |