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| CAS号 : | 98-97-5 |
精确质量 : | 124.02700 |
| 分子式 : | C5H4N2O2 |
logP : | 0.17480 |
| 分子量 : | 124.09700 |
PSA : | 63.08000 |
2-甲酸吡嗪 | |
pyrazine-2-carboxylic acid | |
98-97-5 | |
C5H4N2O2 | |
124.09700 | |
63.08000 | |
0.17480 | |
124.02700 |
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1.578
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白色至灰白色结晶粉末
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143.1ºC
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313.1ºC at 760 mmHg
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222-225 °C (dec.)(lit.)
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SOLUBLE IN COLD WATER
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1.403g/cm3
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Stable under normal temperatures and pressures.
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Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
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29339990
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3
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S22-S24/25
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Xi; C; F
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R11
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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>可用2,3-吡嗪二羧酸热解制得,亦可用烷基吡嗪经氧化制取。</p> | |
<p>吡噻硫酮的中间体。</p> |
