英文名 | 4-hydroxy-7,8-dimethyl-2-oxochromene-3-carbonitrile |
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英文别名 |
4-hydroxy-7,8-dimethyl-2-oxo-2H-chromene-3-carbonitrile
2H-1-Benzopyran-3-carbonitrile,4-hydroxy-7,8-dimethyl-2-oxo |
分子式 | C12H9NO3 |
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分子量 | 215.20500 |
精确质量 | 215.05800 |
PSA | 74.23000 |
LogP | 1.98708 |
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% |