英文名 | 6,7-diethyl-4-hydroxy-2-oxochromene-3-carbonitrile |
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英文别名 |
2H-1-Benzopyran-3-carbonitrile,6,7-diethyl-4-hydroxy-2-oxo
6,7-diethyl-4-hydroxy-2-oxo-2H-chromene-3-carbonitrile |
分子式 | C14H13NO3 |
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分子量 | 243.25800 |
精确质量 | 243.09000 |
PSA | 74.23000 |
LogP | 2.49508 |
海关编码 | 2932209090 |
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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% |