二、完成反应 40%NaOH CHO 加热 COOH+CH2OH 2 CH CHo-50%KOH COoH + CI -CHOH Nabh CH3 CH=CHCHO H,O 答:CH3CH= CHCH2OH CHO+CH3CH2CHO加热 4 CH= C(CH3)CHO ZnHg浓HCl COCHCH 执 CH2CH2CH 答 CH2O- CHO CH3 COCH3 Naoh 答: CH3O CH CHCOCH3 7.CH2= CHCH,CHO -LiA旧H4 答:CH=CHCH2CH2OH Naoh CHO +CH?CHO 加热41 二、完成反应: 1. 2 CHO 40%NaOH 加热 + 答: COOH + CH2OH 2. 2 50%KOH 加热 Cl CHO + 答: Cl COOH + Cl CH2OH 3. CH3CH CHCHO NaBH4 H2O 答: CH3CH CHCH2OH 4. CHO + CH3CH2CHO 加热 答: CH C(CH3)CHO 5. 加热 COCH2CH3 Zn-Hg/浓HCl 答: CH2CH2CH3 6. CH3O CHO + CH3COCH3 加热 NaOH 答: CH3O CH CHCOCH3 7.CH2 CHCH2CHO LiAlH 4 答: CH2 CHCH2CH2OH 8. CHO + 加热 CH3CHO NaOH