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| CAS号 : | 5401-94-5 |
精确质量 : | 163.03800 |
| 分子式 : | C7H5N3O2 |
logP : | 1.99430 |
| 分子量 : | 163.13300 |
PSA : | 74.50000 |
5-硝基吲唑 | |
5-Nitroindazole | |
5401-94-5 | |
C7H5N3O2 | |
163.13300 | |
74.50000 | |
1.99430 | |
163.03800 |
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1.74
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黄色至绿色晶体
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185.6ºC
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383.3ºC at 760 mmHg
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207 °C
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1.525 g/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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GHS07 | |
警告 | |
H302; H315; H319; H335 | |
P261; P305 + P351 + P338 | |
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NK7962000
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2
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S26-S36/37/39
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2933990090
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Xn
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R20/21/22; R36; R68
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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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将55g2-氨基-5-硝基甲苯溶于2.5L冰乙酸，冷却，加入25g亚硝酸钠和60ml水配成的溶液，反应温度不超过25℃。将生成的黄色沉淀滤除，反应液放置3d后进行减压浓缩，剩余物用200ml水搅糊状，过滤，滤饼用冷水洗涤，干燥，用甲醇重结晶，得42-47g5-硝基吲唑，收率72%-80%。 | |
用作感光化学品有机合成中间体。 |
