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有一道有机化学习题:“某芳烃其分子式为C_9H_(12),用K_2Cr_2O_7—H_2SO_4溶液氧化,得一种二元酸,将原来芳烃进行硝化,所得的一元硝基化合物,主要有两种,问该芳烃的构造式如何?并写出各步反应式”。这道题是大专院校化学系(科)的学生,学习了有机化学芳香族化合物(即芳香烃)一章以后,要求学生应用已经学过芳香烃的性质,来推测、判断芳香烃的构造式的一道必做题
There is an organic chemistry problem: “A certain aromatic hydrocarbon whose molecular formula is C_9H_ (12) is oxidized by K_2Cr_2O_7-H_2SO_4 solution to obtain a dibasic acid, and the original aromatics are nitrified. There are mainly two kinds of mononitro compounds obtained What is the structural formula of the aromatics? And write down the reaction scheme for each step. ” This is a question from the students of the Department of Chemistry in the tertiary institutions. After learning the chapter on organic chemical aromatics (aromatic hydrocarbons), students are required to apply the properties of aromatic hydrocarbons that they have learned so as to speculate and judge the structure of aromatic hydrocarbons One must do type of question