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| CAS号 : | 34604-60-9 |
精确质量 : | 140.02200 |
| 分子式 : | C5H4N2O3 |
logP : | -0.11960 |
| 分子量 : | 140.09700 |
PSA : | 83.31000 |
5-羟基吡嗪-2-羧酸 | |
5-Hydroxypyrazine-2-carboxylic acid | |
34604-60-9 | |
C5H4N2O3 | |
140.09700 | |
83.31000 | |
-0.11960 | |
140.02200 |
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1.639
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褐色粉末
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321.8ºC
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608.5ºC at 760 mmHg
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1.63 g/cm3
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S26-S36
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Xi
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R36/37/38
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2933990090
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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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