| 中文名 | 7-羟基-4-氧代-8-丙基-4H-色烯-2-羧酸 |
|---|---|
| 英文名 | 7-hydroxy-4-oxo-8-propylchromene-2-carboxylic acid |
| 英文别名 |
7-hydroxy-4-oxo-8-propyl-4H-chromene-2-carboxylic acid
HMS547E18 4H-1-Benzopyran-2-carboxylicacid,7-hydroxy-4-oxo-8-propyl |
| 密度 | 1.417g/cm3 |
|---|---|
| 沸点 | 462.9ºC at 760mmHg |
| 熔点 | 264ºC |
| 分子式 | C13H12O5 |
| 分子量 | 248.23100 |
| 闪点 | 180.9ºC |
| 精确质量 | 248.06800 |
| PSA | 87.74000 |
| LogP | 2.14930 |
| 蒸汽压 | 2.3E-09mmHg at 25°C |
| 折射率 | 1.625 |
| 海关编码 | 2918990090 |
|---|---|
| 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% |