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| CAS号 : | 620-88-2 |
精确质量 : | 215.05800 |
| 分子式 : | C12H9NO3 |
logP : | 3.91030 |
| 分子量 : | 215.20500 |
PSA : | 55.05000 |
对硝基二苯醚 | |
4-NitroPhenyl Phenyl Ether | |
620-88-2 | |
C12H9NO3 | |
215.20500 | |
55.05000 | |
3.91030 | |
215.05800 |
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1.564
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>230 °F
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320 °C(lit.)
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53-56 °C(lit.)
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1.12g/cm3
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KO2680000
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3
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S22-S24/25
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Xi
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2909309090
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品名, 成分含量, 用途 |
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2909309090 其他芳香醚及其卤化衍生物、磺化、硝化衍生物（包括亚硝化衍生物）。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:5.5%。普通关税:30.0% |
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2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
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HS:2909309090.Other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. General tariff:5.5% |
将160g苯酚与80g氢氧化钾混合,加热至130-140℃使碱溶完。冷至100-110℃,加入0.5g活性铜粉及78.8g对硝基氯苯,搅拌加热至150-160℃,反应沸腾时加入氯化钾离析,停止加热,不再沸腾再加入78.8g对硝基氯苯,重复如前操作一次。将反应产物倾入50g氢氧化钠的1.5L冰水溶液中,除去酚,对硝基二苯醚沉淀析出,将滤集的粗品减压蒸馏,得173-177g成品,收率80-82%。 | |
有机合成中间体。 |
