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![噻吩酮[2,3-b]噻吩-2-羧酸结构式](https://www.chemicalbook.com/CAS/GIF/14756-75-3.gif)
| CAS号 : | 14756-75-3 |
精确质量 : | 183.96500 |
| 分子式 : | C7H4O2S2 |
logP : | 2.66100 |
| 分子量 : | 184.23500 |
PSA : | 93.78000 |
噻吩酮[2,3-b]噻吩-2-羧酸 | |
Thieno[2,3-b]thiophene-2-carboxylic acid | |
14756-75-3 | |
C7H4O2S2 | |
184.23500 | |
93.78000 | |
2.66100 | |
183.96500 |
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1.77
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189.4ºC
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0mmHg at 25°C
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236ºC
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1.601g/cm3
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389.5ºC at 760mmHg
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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: |
