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| CAS号 : | 43193-60-8 |
精确质量 : | 255.99700 |
| 分子式 : | C8H4N2O8 |
logP : | -0.73060 |
| 分子量 : | 256.12600 |
PSA : | 174.98000 |
2,3,5,6-吡嗪四羧酸 | |
pyrazine-2,3,5,6-tetracarboxylic acid | |
43193-60-8 | |
C8H4N2O8 | |
256.12600 | |
174.98000 | |
-0.73060 | |
255.99700 |
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1.727
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353ºC
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2.032g/cm3
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660ºC 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% |
