A、B、C、D四种芳香族化合物的结构简式如下所示:请回答下列问题:(1)写出A中无氧官能团的名称______.

2025-04-06 20:54:25
推荐回答(1个)
回答1:

(1)A中含C=C官能团,名称为碳碳双键,故答案为:碳碳双键;
(2)含-CHO的物质能发生银镜反应,只有AC符合,既含酚-OH又含-COOH的物质既能与FeCl3溶液发生显色反应又能与Na2CO3溶液反应放出气体,则只有D符合,
故答案为:AC;D;
(3)C经一步反应可生成E,E是B的同分异构体,则反应①为氧化反应,E为C6H5CH2CH2COOH,M=150,F为酯,M=178,由E+G→F+H2O可知,G为CH3CH2OH,反应②为酯化反应,该反应为C6H5CH2CH2COOH+CH3CH2OH

H2SO4
C6H5CH2CH2COOCH2CH3+H2O,
故答案为:氧化反应;C6H5CH2CH2COOH+CH3CH2OH
H2SO4
C6H5CH2CH2COOCH2CH3+H2O;
(4)①G和H都是苯的二元取代物,即苯环上两个取代基,这两个取代基分别为羟基和含有-COO-结构的基团,含有羟基和酯基;②G和H苯环上的一氯代物有两种不同结构,所以羟基和酯基在苯环对位上;③G可以发生银镜反应,含有醛基,H分子中苯环不与取代基碳原子直接相连,即碳原子和取代基中的氧原子相连,符合条件的G为,H为,H与NaOH溶液反应为
故答案为:

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