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lkyyang

铁杆木虫 (著名写手)

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barbarasong

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中文:
4.5g(0.025mol)化合物I和0.025mol苯酚混合后加热至65度,形成均匀混合物。在慢速搅拌下,5g(0.037mol)无水三氯化铝分成几小批加入上述反应化合物。
无水三氯化铝加完后,在65度继续反应10小时。然后加入50g冰淬灭。水不溶物过滤分离。滤饼分散在石油醚中,洗掉剩余苯酚。通过苯重结晶进行提纯(见表4)
3楼2013-03-19 12:17:31
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barbarasong

铁杆木虫 (正式写手)

【答案】应助回帖

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lkyyang: 金币+50, 翻译EPI+1 2013-03-19 12:54:49
English:
4.5g (0.025mol) Compound I and 0.025mol phenol is melt at about 65℃ to form homogeneous mixture. Under slowly stirring, 5g (0.037mol) anhydrous AlCl3 is charged into the above mixture by several small portions.
After addition of AlCl3, the reaction mixture is reacted for another 10 hours at 65℃. After reaction the mixture is quenched with 50g ice. The mixture is filtered (water insoluable part is isolated). The filter cake is slurryed into Petroleum ether, phenol is retrieved. The purification is recrystallized in benzene (compare Tab.4)
2楼2013-03-19 12:12:27
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