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| CAS号 : | 2435-53-2 |
精确质量 : | 243.86500 |
| 分子式 : | C6Cl4O2 |
logP : | 2.51660 |
| 分子量 : | 245.87500 |
PSA : | 34.14000 |
邻四氯苯醌 | |
3,4,5,6-tetrachlorocyclohexa-3,5-diene-1,2-dione | |
2435-53-2 | |
C6Cl4O2 | |
245.87500 | |
34.14000 | |
2.51660 | |
243.86500 |
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1.595
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红色粉末
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60.3ºC
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164.7ºC at 760mmHg
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126-129 °C(lit.)
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1.8g/cm3
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insoluble
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1.94mmHg at 25°C
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Stable under normal temperatures and pressures.
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0-6ºC
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3
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29147090
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S26-S36-S61-S60-S37-S22
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Xn; N
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R20; R36/38; R50/53
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29147090. Halogenated, sulphonated, nitrated or nitrosated derivatives of Ketones and quinones, whether or not with other oxygen function. General tariff:10.0% |
1.五氯酚在氯仿中与硝酸反应得到。将干燥的五氯酚混悬于氯仿中,于15-17℃慢慢加入硝酸,20-25℃反应半小时,加水,降温至10℃以下,过滤,滤液静置分去水层,用水洗氯仿层至pH6-7,减压回收氯仿至干,加苯0.4倍,加热溶解,再加汽油0.4倍,冷却,过滤,用冷的苯-汽油洗涤,再用苯-汽油重结晶,得四氯邻苯醌。 | |
1.避孕药氯地孕酮的原料。 |