中文名 | 7-乙酸-5,7-二羟基双氢黄酮酯 |
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英文名 | (2S)-5-Hydroxy-4-oxo-2-phenyl-3,4-dihydro-2H-chromen-7-yl acetate |
英文别名 |
7-acetylpinocembrine
4H-1-Benzopyran-4-one, 7-(acetyloxy)-2,3-dihydro-5-hydroxy-2-phenyl- Formononetinacetat 5-Hydroxy-4-oxo-2-phenyl-3,4-dihydro-2H-chromen-7-yl acetate 4H-1-Benzopyran-4-one, 7-(acetyloxy)-2,3-dihydro-5-hydroxy-2-phenyl-, (2S)- (2S)-5-Hydroxy-4-oxo-2-phenyl-3,4-dihydro-2H-chromen-7-yl acetate |
密度 | 1.3±0.1 g/cm3 |
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沸点 | 525.6±50.0 °C at 760 mmHg |
分子式 | C17H14O5 |
分子量 | 298.290 |
闪点 | 197.6±23.6 °C |
精确质量 | 298.084137 |
PSA | 72.83000 |
LogP | 4.18 |
外观性状 | 粉末 |
蒸汽压 | 0.0±1.4 mmHg at 25°C |
折射率 | 1.611 |
储存条件 | 2-8℃,干燥,密闭 |
危害码 (欧洲) | Xi |
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海关编码 | 2932999099 |
~% 109592-60-1 |
文献:Ribas et al. Anales de la Real Sociedad Espanola de Fisica y Quimica, 1956 , vol. 52, p. 271,273, 274 |
~% 109592-60-1 |
文献:Lewin, G.; Bert, M.; Dauguet, J. C.; Dolley, J.; Menez, P. Le; et al. Bulletin de la Societe Chimique de France, 1991 , # 6 p. 939 - 944 |
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% |