新高考高中化学竞赛专题4有机化学基础竞赛真题强化训练解析版

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19

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22

23

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27CஹD[EḄ^᪀TH?NNaBHjCICOCIAHCOCCH3OH/HO,l"lXtKOH(aq.)ᓱ3?2NO2AH2.10%Pd/C1.NaNO2,HCI(aq,),0࠷C?H5OH.HCI(aq.)2,SnCI2.HCI(aq.).0°COC2H5XN(CH)c2H5஺32CHCOOH.HOJ"]/L3?DE4Ḅoூᫀ௃NaBHCICOCI4H3cozcCHOH/HO,[«»liAKOH(aq.ᵬᩈ32NO2H2,10%Pd/C1NaNO2HCIfaq),0࠷NO?C2H5OH.HCI(aq)NH22SnCI2HCI(aq),0࠷BCN(CH3)2N(CH3)2CHO25°KCH3COOHHOI««li7L2DE¥ᐶḄ,ᨬ¨G©672Fischer□«¬ᔠூ᪆௃ᶍ31.2019ᐰ°ᙠ±ឋᩩ´m5ᓄᔠᱥA[BᨵG/¶·◀67ᡂC஺

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29

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