3-(p-Chlorophenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-2-carboxylic acid ethyl ester结构式
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常用名 | 3-(p-Chlorophenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-2-carboxylic acid ethyl ester | 英文名 | 3-(p-Chlorophenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-2-carboxylic acid ethyl ester |
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| CAS号 | 13004-40-5 | 分子量 | 360.74500 | |
| 密度 | 1.501g/cm3 | 沸点 | 561.9ºC at 760mmHg | |
| 分子式 | C18H13ClO6 | 熔点 | N/A | |
| MSDS | N/A | 闪点 | 293.6ºC |
| 英文名 | ethyl 3-(4-chlorophenyl)-5,7-dihydroxy-4-oxochromene-2-carboxylate |
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| 密度 | 1.501g/cm3 |
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| 沸点 | 561.9ºC at 760mmHg |
| 分子式 | C18H13ClO6 |
| 分子量 | 360.74500 |
| 闪点 | 293.6ºC |
| 精确质量 | 360.04000 |
| PSA | 96.97000 |
| LogP | 3.70130 |
| 蒸汽压 | 3.12E-13mmHg at 25°C |
| 折射率 | 1.657 |
| 海关编码 | 2918990090 |
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| 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% |
