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| CAS号 : | 1120-53-2 |
精确质量 : | 52.03130 |
| 分子式 : | C4H4 |
logP : | 1.11240 |
| 分子量 : | 52.07460 |
PSA : | 0.00000 |
环丁二烯 | |
cyclobuta-1,3-diene | |
1120-53-2 | |
C4H4 | |
52.07460 | |
0.00000 | |
1.11240 | |
52.03130 |
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1.525
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41.2ºC at 760mmHg
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0.904g/cm3
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423mmHg at 25°C
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2902199090
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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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