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lwz403

木虫 (著名写手)

[求助] 求助一段日文翻译

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lwz403

木虫 (著名写手)

能把主要化合物名称翻译一下就足够了
2楼2015-07-24 14:20:50
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hitoli

木虫 (正式写手)

【答案】应助回帖

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lwz403: 金币+20, 翻译EPI+1, ★★★★★最佳答案, 20个金币送给你 谢谢 2015-07-25 08:28:38
向装有搅拌器的容积为10L的反应器里加入9-蒽甲醛300g(1.45mol)、氢氧化钾408g(7.27mol)以及二甲苯2100g,搅拌加热至50度,恒温保持12小时。通过HPLC(高效液相色谱法)确定9-蒽甲醛减少后,加入3500g的冷水,使剩余的氢氧化钾溶解。剩余的晶体(9-蒽甲醇)通过过滤除去,滤液静置分液,取下层(水层)。往得到的水溶液中加入35%的盐酸770g(7.38mol),调节pH到5,析出淡黄色的晶体。保持一个小时后,将析出的结晶滤出,接着用300g水洗得到的晶体。而后,将得到的晶体在80℃下减压干燥,得到淡黄色粉末目标产物(蒽-9-甲酸)134.9g。滴定确定产物纯度为89.9%,收率为37.5mol%。
希望能帮到你,实验顺利!
3楼2015-07-24 22:14:33
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