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![3,4-二溴噻吩[2,3-b]噻吩结构式](https://www.chemicalbook.com/CAS/GIF/53255-78-0.gif)
| CAS号 : | 53255-78-0 |
精确质量 : | 295.79600 |
| 分子式 : | C6H2Br2S2 |
logP : | 4.48780 |
| 分子量 : | 298.01800 |
PSA : | 56.48000 |
3,4-二溴噻吩[2,3-b]噻吩 | |
3,4-Dibromothieno[2,3-b]thiophene | |
53255-78-0 | |
C6H2Br2S2 | |
298.01800 | |
56.48000 | |
4.48780 | |
295.79600 |
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1.773
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164.9ºC
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2.209g/cm3
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349ºC 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: |