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| CAS号 : | 119-27-7 |
精确质量 : | 198.02800 |
| 分子式 : | C7H6N2O5 |
logP : | 2.55800 |
| 分子量 : | 198.13300 |
PSA : | 100.87000 |
2,4-二硝基苯甲醚 | |
2,4-dinitroanisole | |
119-27-7 | |
C7H6N2O5 | |
198.13300 | |
100.87000 | |
2.55800 | |
198.02800 |
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黄褐色粉末
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1.546 (15ºC)
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Stable under normal temperatures and pressures.
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207°C/12mm
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8.59E-05mmHg at 25°C
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库房通风低温干燥,与氧化剂分开存放
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94-96 °C(lit.)
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1.34 g/mL at 25 °C(lit.)
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207°C/12mm
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2909309090
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3
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R20/21/22
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S7/8-S22-S36/37/39
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DA5250000
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Xn
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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% |
由2,4-二硝基氯苯经甲氧基化而得。在反应锅中投入熔融的2,4-二硝基氯苯900kg和甲醇1800L,加热至40℃左右,在4h内先快后慢地加入30%的氢氧化钠溶液579kg,温度控制在58-60℃。取料液在酚酞试纸上测试,呈橘红色时为反应终点。经后处理操作即得2,4-二硝基苯甲醚。收率95%。 | |
医药上用以杀虫卵 |