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![6-氯嘧啶并[5,4-d]嘧啶-4(3H)-酮结构式](https://www.chemicalbook.com/CAS/GIF/189747-31-7.gif)
| CAS号 : | 189747-31-7 |
精确质量 : | 182.00000 |
| 分子式 : | C6H3ClN4O |
logP : | 0.36650 |
| 分子量 : | 182.56700 |
PSA : | 71.53000 |
6-氯嘧啶并[5,4-d]嘧啶-4(3H)-酮 | |
6-chloro-1H-pyrimido[5,4-d]pyrimidin-4-one | |
189747-31-7 | |
C6H3ClN4O | |
182.56700 | |
71.53000 | |
0.36650 | |
182.00000 |
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1.829
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231.133ºC
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0mmHg at 25°C
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1.872g/cm3
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458.567ºC at 760 mmHg
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2933990090
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2933990090. Heterocyclic compounds with nitrogen hetero-atom(s) only |
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品名, 成分含量, 用途, 乌洛托品请注明外观, 6-己内酰胺请注明外观, 签约日期 |
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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% |
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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% |