| 英文名 | thiophene-2,3,4,5-tetracarboxylic acid |
|---|---|
| 英文别名 |
2,3,4,5-Thiophenetetracarboxylicacid
Thiophentetracarbonsaeure thiophene-2.3.4.5-tetracarboxylic acid Thiophen-2,3,4,5-tetracarbonsaeure |
| 密度 | 2.016g/cm3 |
|---|---|
| 沸点 | 624ºC at 760 mmHg |
| 分子式 | C8H4O8S |
| 分子量 | 260.17800 |
| 闪点 | 331.2ºC |
| 精确质量 | 259.96300 |
| PSA | 177.44000 |
| LogP | 0.54090 |
| 折射率 | 1.746 |
| 海关编码 | 2934999090 |
|---|
|
~%
4506-94-9 |
| 文献：Michael Chemische Berichte, 1895 , vol. 28, p. 1632 Full Text Show Details Hopff; v. d. Crone Chimia, 1959 , vol. 13, p. 107 |
| 海关编码 | 2934999090 |
|---|---|
| 中文概述 | 2934999090. 其他杂环化合物. 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:20.0% |
| 申报要素 | 品名, 成分含量, 用途 |
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
