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xinsuihou木蟲 (著名寫手)
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[求助]
英語(yǔ)文獻(xiàn)翻譯部分翻譯
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大神幫忙翻譯一下最后一句是什么意思,是用二氯甲烷重結(jié)晶啊還是用旋轉(zhuǎn)蒸發(fā)儀旋走溶劑啊,或者是其他的意思?為了更好地翻譯,我把整段復(fù)制上,求大神解釋!能整段給翻譯最好! A mixture of 5.5 g of selenium dioxyde(49.9 mmol) in 50 ml dioxane and 2 ml water was added in small portions over 10 minutes to a boiling solution of 4.4 g (30.7mmol) of 2-methylquinoline in 20 ml dioxane. After 6 hours of boiling, the warm reaction mixture was filtered. The filtrate was evaporated, dissolved in dichloromethane and filtered through Alox. The yellow-brown solid product obtained after evaporation of the solvent was recrystallized from dichlormethane. |

木蟲 (著名寫手)

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