英文名 | dimethyl 2-[(3,4-dimethoxyphenyl)methylidene]propanedioate |
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英文别名 |
methyl 2-(3,4-dimethoxyphenyl)methylidenemalonate
dimethyl 2-(3,4-dimethoxybenzylidene)malonate dimethyl 3,4-dimethoxybenzalmalonate dimethyl 3,4-dimethoxybenzylidenemalonate Propanedioic acid,[(3,4-dimethoxyphenyl)methylene]-,dimethyl ester |
分子式 | C14H16O6 |
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分子量 | 280.27300 |
精确质量 | 280.09500 |
PSA | 71.06000 |
LogP | 1.43320 |
海关编码 | 2918990090 |
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~94% 5854-19-3 |
文献:Buckley, Thomas F.; Rapoport, Henry Journal of the American Chemical Society, 1980 , vol. 102, # 9 p. 3056 - 3062 |
海关编码 | 2918990090 |
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中文概述 | 2918990090. 其他含其他附加含氧基羧酸(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:13.0%. 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 | 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |