密度 | 1.4±0.1 g/cm3 |
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沸点 | 547.1±50.0 °C at 760 mmHg |
分子式 | C16H12O4 |
分子量 | 268.264 |
闪点 | 211.5±23.6 °C |
精确质量 | 268.073547 |
PSA | 66.76000 |
LogP | 2.94 |
蒸汽压 | 0.0±1.5 mmHg at 25°C |
折射率 | 1.722 |
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% |
(3Z)-7-Hydroxy-3-(4-hydroxybenzylidene)-2,3-dihydro-4H-chromen-4-one |
4H-1-Benzopyran-4-one, 2,3-dihydro-7-hydroxy-3-[(4-hydroxyphenyl)methylene]-, (3E)- |
4H-1-Benzopyran-4-one, 2,3-dihydro-7-hydroxy-3-[(4-hydroxyphenyl)methylene]-, (3Z)- |
(3E)-7-Hydroxy-3-(4-hydroxybenzylidene)-2,3-dihydro-4H-chromen-4-one |