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| CAS号 : | 5391-39-9 |
精确质量 : | 128.05900 |
| 分子式 : | C5H8N2O2 |
logP : | -0.17520 |
| 分子量 : | 128.12900 |
PSA : | 49.41000 |
N-乙酰基-2-咪唑烷酮 | |
1-Acetyl-2-imidazolidinone | |
5391-39-9 | |
C5H8N2O2 | |
128.12900 | |
49.41000 | |
-0.17520 | |
128.05900 |
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1.492
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白色至灰白色粉末
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173-175°C
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1.237
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3
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S37
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Xi
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R38
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2933990090
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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% |
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<p>医药中间体，主要用于合成新型青霉素。</p> |
