4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)-结构式
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常用名 | 4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)- | 英文名 | 4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)- |
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| CAS号 | 13198-99-7 | 分子量 | 298.29000 | |
| 密度 | 1.342g/cm3 | 沸点 | 476.8ºC at 760mmHg | |
| 分子式 | C17H14O5 | 熔点 | N/A | |
| MSDS | N/A | 闪点 | 177.2ºC |
| 英文名 | 3-hydroxy-7-methoxy-2-(4-methoxyphenyl)chromen-4-one |
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| 英文别名 | 更多 |
| 密度 | 1.342g/cm3 |
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| 沸点 | 476.8ºC at 760mmHg |
| 分子式 | C17H14O5 |
| 分子量 | 298.29000 |
| 闪点 | 177.2ºC |
| 精确质量 | 298.08400 |
| PSA | 68.90000 |
| LogP | 3.18280 |
| 蒸汽压 | 6.7E-10mmHg at 25°C |
| 折射率 | 1.63 |
| 海关编码 | 2914509090 |
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~73%
4H-1-Benzopyran... 13198-99-7 |
| 文献：Briggs, Malcolm T.; Duncan, Graham L. S.; Thornber, Craig W. Journal of Chemical Research, Miniprint, 1982 , # 9 p. 2461 - 2487 |
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~%
4H-1-Benzopyran... 13198-99-7 |
| 文献：Sobottka; Werner; Blaschke; Kiefer; Nowe; Dannhardt; Schapoval; Schenkel; Scriba Archiv der Pharmazie, 2000 , vol. 333, # 7 p. 205 - 210 |
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~%
4H-1-Benzopyran... 13198-99-7 |
| 文献：Sobottka; Werner; Blaschke; Kiefer; Nowe; Dannhardt; Schapoval; Schenkel; Scriba Archiv der Pharmazie, 2000 , vol. 333, # 7 p. 205 - 210 |
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~%
4H-1-Benzopyran... 13198-99-7 |
| 文献：Juvale, Kapil; Stefan, Katja; Wiese, Michael European Journal of Medicinal Chemistry, 2013 , vol. 67, p. 115 - 126 |
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~%
4H-1-Benzopyran... 13198-99-7 |
| 文献：Gowan et al. Journal of the Chemical Society, 1955 , p. 862,866 |
| 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% |
| 3-hydroxy-7,4'-dimethoxyflavone |
| 3-hydroxy-4',7-dimethoxyflavone |
| 7,4'-dimethoxyflavonol |
CAS号2034-65-3