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| CAS号 : | 4506-94-9 |
精确质量 : | 259.96300 |
| 分子式 : | C8H4O8S |
logP : | 0.54090 |
| 分子量 : | 260.17800 |
PSA : | 177.44000 |
thiophene-2,3,4,5-tetracarboxylic acid | |
4506-94-9 | |
C8H4O8S | |
260.17800 | |
177.44000 | |
0.54090 | |
259.96300 |
|
1.746
|
|
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331.2ºC
|
|
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2.016g/cm3
|
|
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624ºC at 760 mmHg
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2934999090
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品名, 成分含量, 用途 |
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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% |
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2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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2934999090. Other nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds. General tariff: |
