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| CAS号 : | 2423-84-9 |
精确质量 : | 112.02700 |
| 分子式 : | C4H4N2O2 |
logP : | 0.54360 |
| 分子量 : | 112.08700 |
PSA : | 50.92000 |
N,N-二氧化吡嗪 | |
Pyrazine 1,4-Dioxide | |
2423-84-9 | |
C4H4N2O2 | |
112.08700 | |
50.92000 | |
0.54360 | |
112.02700 |
|
310ºC (dec.)
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2933990090
|
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S22-S24/25
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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% |
