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| CAS号 : | 3515-34-2 |
精确质量 : | 253.97100 |
| 分子式 : | C10H6O4S2 |
logP : | 2.87300 |
| 分子量 : | 254.28200 |
PSA : | 131.08000 |
2,2-联噻吩-5,5-二羧酸 | |
5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid | |
3515-34-2 | |
C10H6O4S2 | |
254.28200 | |
131.08000 | |
2.87300 | |
253.97100 |
|
279.6ºC
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1.601g/cm3
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|
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538.7ºC 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: |
