中文名 | 8-甲基-4-氧代-4H-色烯-2-羧酸 |
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英文名 | 8-methyl-4-oxochromene-2-carboxylic acid |
英文别名 |
8-methyl-4-oxo-4H-chromene-2-carboxylic acid
8-Methylchromon-2-carbonsaeure 8-methyl-4-oxo-4H-1-benzopyran-2-carboxylic acid 8-Methyl-4-oxo-4H-chromen-2-carbonsaeure 8-methyl-2-chromonecarboxylic acid |
密度 | 1.422g/cm3 |
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沸点 | 365.09ºC at 760 mmHg |
分子式 | C11H8O4 |
分子量 | 204.17900 |
闪点 | 147.506ºC |
精确质量 | 204.04200 |
PSA | 67.51000 |
LogP | 1.79960 |
折射率 | 1.624 |
海关编码 | 2918300090 |
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海关编码 | 2918300090 |
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中文概述 | 2918300090 其他含醛基或酮基不含其他含氧基羧酸(包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物). 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0% |
申报要素 | 品名, 成分含量, 用途 |
Summary | 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |