英文名 | 2-oxochromene-4-carboxylic acid |
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英文别名 |
2H-1-Benzopyran-4-carboxylicacid,2-oxo
Coumarin-4-carbonsaeure 2-oxo-2H-1-benzopyran-4-carboxylic acid 4-Carboxycoumarin 2-Oxo-2H-chromene-4-carboxylic acid 2-Oxo-2H-chromen-4-carbonsaeure Coumarin-4-carboxylic acid p-Cumarinsaeure Cumarin-4-carbonsaeure |
分子式 | C10H6O4 |
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分子量 | 190.15200 |
精确质量 | 190.02700 |
PSA | 67.51000 |
LogP | 1.49120 |
海关编码 | 2932209090 |
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~67% 27393-46-0 |
文献:Delaveau, Jean; Vialle, Emile; Lemaire, Marc; Pellet-Rostaing, Stephane; Andrioletti, Bruno Patent: US2012/329832 A1, 2012 ; Location in patent: Page/Page column 27 ; |
~% 27393-46-0 |
文献:Delaveau, Jean; Vialle, Emile; Lemaire, Marc; Pellet-Rostaing, Stephane; Andrioletti, Bruno Patent: US2012/329832 A1, 2012 ; |
~% 27393-46-0 |
文献:v. Pechmann; v. Krafft Chemische Berichte, 1901 , vol. 34, p. 423 |
上游产品 4 | |
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下游产品 0 |
海关编码 | 2932209090 |
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中文概述 | 2932209090. 其他内酯. 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 | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |