中文名 | 5,3,4-三羟基黄酮 |
---|---|
英文名 | 2-(3,4-dihydroxyphenyl)-5-hydroxychromen-4-one |
中文别名 | 4H-1-苯并吡喃-4-酮,2-(3,4-二羟基苯基)-5-羟基 |
英文别名 |
3',4',5-Trihydroxyflavon
2-(3,4-Dihydroxy-phenyl)-5-hydroxy-chromen-4-on 5,3',4'-Trihydroxyflavone 2-(3,4-dihydroxy-phenyl)-5-hydroxy-chromen-4-one 3',4',5-trihydroxyflavone |
密度 | 1.548g/cm3 |
---|---|
沸点 | 544.4ºC at 760mmHg |
分子式 | C15H10O5 |
分子量 | 270.23700 |
闪点 | 212.6ºC |
精确质量 | 270.05300 |
PSA | 90.90000 |
LogP | 2.57680 |
蒸汽压 | 1.83E-12mmHg at 25°C |
折射率 | 1.732 |
海关编码 | 2914501900 |
---|
~% 19852-25-6 |
文献:Ellemose, Steen; Kure, Niels; Torsell, Kurt B. G. Acta Chemica Scandinavica, 1995 , vol. 49, # 7 p. 524 - 529 |
~% 19852-25-6 |
文献:Ellemose, Steen; Kure, Niels; Torsell, Kurt B. G. Acta Chemica Scandinavica, 1995 , vol. 49, # 7 p. 524 - 529 |
~% 19852-25-6 |
文献:Ellemose, Steen; Kure, Niels; Torsell, Kurt B. G. Acta Chemica Scandinavica, 1995 , vol. 49, # 7 p. 524 - 529 |
~% 19852-25-6 |
文献:Oliverio; Schiavello Gazzetta Chimica Italiana, 1950 , vol. 80, p. 788,791 Full Text Show Details Ahluwalia et al. Proceedings - Indian Academy of Sciences, Section A, 1953 , # 38 p. 480,490 |
上游产品 3 | |
---|---|
下游产品 0 |
海关编码 | 2914501900 |
---|---|
中文概述 | 2914501900 其他酮酚。监管条件:无。增值税率:17.0%。退税率:9.0%。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 | 2914501900 other ketone-phenols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0% |