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| CAS号 : | 4461-29-4 |
精确质量 : | 141.02500 |
| 分子式 : | C6H7NOS |
logP : | 1.47620 |
| 分子量 : | 141.19100 |
PSA : | 71.33000 |
噻酚-2-乙酰胺 | |
THIOPHENE-2-ACETAMIDE | |
4461-29-4 | |
C6H7NOS | |
141.19100 | |
71.33000 | |
1.47620 | |
141.02500 |
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1.585
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151.6ºC
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327ºC at 760 mmHg
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145ºC
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1.254g/cm3
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S22-S36/37
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R22
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2934999090
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2933990090
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2933990090. 其他仅含氮杂原子的杂环化合物. 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% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
<p>可用噻吩以乙酸酐乙酰化,生成2-乙酰基噻吩,然后与乙醇、硫黄粉、氨水一起加热,经乙酰基重排、胺化制得该品。</p> | |
<p>头孢噻吩的中间体。</p> |
