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| CAS号 : | 33689-28-0 |
精确质量 : | 84.02110 |
| 分子式 : | C4H4O2 |
logP : | -0.08160 |
| 分子量 : | 84.07340 |
PSA : | 34.14000 |
1,2-环丁二酮 | |
cyclobutane-1,2-dione | |
33689-28-0 | |
C4H4O2 | |
84.07340 | |
34.14000 | |
-0.08160 | |
84.02110 |
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1.496
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48ºC
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155.7ºC at 760mmHg
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65ºC
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1.314g/cm3
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2914299000
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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% |
