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| CAS号 : | 55321-99-8 |
精确质量 : | 139.03800 |
| 分子式 : | C5H5N3O2 |
logP : | -0.01860 |
| 分子量 : | 139.11200 |
PSA : | 89.10000 |
3-羟基吡嗪-2-酰胺 | |
3-Hydroxypyrazine-2-carboxamide | |
55321-99-8 | |
C5H5N3O2 | |
139.11200 | |
89.10000 | |
-0.01860 | |
139.03800 |
|
1.696
|
|
|
341.3ºC
|
|
|
640.8ºC at 760 mmHg
|
|
|
1.63 g/cm3
|
|
2934999090
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品名, 成分含量, 用途 |
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2934999090. 其他杂环化合物. 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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2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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2934999090. Other nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds. General tariff: |