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| CAS号 : | 5446-92-4 |
精确质量 : | 154.03800 |
| 分子式 : | C6H6N2O3 |
logP : | 1.52160 |
| 分子量 : | 154.12300 |
PSA : | 67.94000 |
5-硝基-2-甲氧基吡啶 | |
2-Methoxy-5-nitropyridine | |
5446-92-4 | |
C6H6N2O3 | |
154.12300 | |
67.94000 | |
1.52160 | |
154.03800 |
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1.546
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略黄色固体
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130 °C
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258.9ºC at 760mmHg
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104-108 °C(lit.)
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0.45
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insoluble
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Stable under normal temperatures and pressures.
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Store in a cool, dry place. Store in a tightly closed container.
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GHS07 | |
警告 | |
H315; H319; H335 | |
P261; P305 + P351 + P338 | |
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3
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S26-S37/39
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Xi
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R36/37/38
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2933399090
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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>由2-氯-5-硝基吡啶经醚化反应而得。将甲醇钠在搅拌下滴加入2-氯-5-硝基吡啶和甲醇的混合液中,加硫1h后在碎冰中析出晶体。过滤,干燥,用甲醇重结晶即得成品。收率为92%</p> | |
<p>用于有机合成。该品还原得到5-氨基-2-甲氧基吡啶,是药物的中间体。例如,用来生产抗疟急救药咯萘啶。</p> |