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单词 θ70181
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the world > matter > chemistry > organic chemistry > organic dyes > [noun] > colouring red > derivatives of isatin (1)
indophenin1892

A condensation product, C12H7NOS, formed by shaking isatin with sulphuric acid and benzene that contains thiophene; obtained as a blue powder…

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更新时间:2024/9/24 7:17:00