摘要：醛基.酯基 取代 (4)CH3OCH3 (5)②2CH3CH2OH+O2 2CH3CHO+2H2O ④2CH3COOH+HOCH2-CH2OHCH3COOCH2-CH2OOCCH3+2H2O (6)CH3CHO+2Cu(OH)2CH3COOH+Cu2O↓+2H2O

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