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| CAS号 : | 480-68-2 |
精确质量 : | 173.00700 |
| 分子式 : | C4H3N3O5 |
logP : | -0.82150 |
| 分子量 : | 173.08400 |
PSA : | 121.09000 |
5-硝基巴比妥酸 | |
5-NITROBARBITURIC ACID | |
480-68-2 | |
C4H3N3O5 | |
173.08400 | |
121.09000 | |
-0.82150 | |
173.00700 |
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1.581
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1.79g/cm3
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CQ7300000
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S26; S36/37/39
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R36/37/38
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2933540000
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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>巴比土酸用发烟硝酸在40℃以下硝化可制得5-硝基巴比土酸,收率85-90%。</p> | |
<p>橙测微量钾的试剂,用于沉淀生物碱。</p> |