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| CAS号 : | 852054-42-3 |
精确质量 : | 247.91400 |
| 分子式 : | C7H5BrO3S |
logP : | 2.09430 |
| 分子量 : | 249.08200 |
PSA : | 63.77000 |
5-溴-2-(3,4-乙烯基双氧噻吩)甲醛 | |
7-Bromo-2,3-dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde | |
852054-42-3 | |
C7H5BrO3S | |
249.08200 | |
63.77000 | |
2.09430 | |
247.91400 |
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1.656
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166.4ºC
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141-142ºC
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1.835g/cm3
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351.5ºC 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: |