(4) CH3CCH2CH3 +H2N--OH NaoH (5) CH3CH2 CH2CH2CHO (6) HcHO+ PhMgBr—— ? H2O 浓NaOH (7)CH NaBH4 ? ()Ph-cHBr+PhP→?阳2CH°=° Ph-C—cH (10)CH3+Ph3 4.如何完成下列转变: (1) Ph-CHO Ph-CH-COO IH3 (2) CH3 CH2-CHO -+CH3CH-CH2CH3 (3)Ph-C≡cHPh-c-cooH CHo CHO CH,CH,CH (6) Ph--C--CH Ph-C=CHCH3 (7)HC≡CH CH3 CH2CH2 CCH2 CH3(4) CH3CCH2CH3 + H2N OH ? O (5) CH3CH2CH2CH2CHO ? NaOH (6) PhCHO + PhMgBr ? ? H + H2O (7) CH3 CHO 浓NaOH ? (8) O ? NaBH4 (9) Ph CH2Br + Ph3P ? ? RLi ? (CH3 )2C O (10) CH3 I + Ph3P ? ? RLi ? Ph C CH3 O 4． 如何完成下列转变： (1) Ph CHO Ph CH COO - +NH3 (2) CH3CH2 CHO CH3CH CH2CH3 OH (3) Ph C CH Ph C COOH CH3 OH (4) CHO Ph O2N CHO (5) CH2CH2CH3 (6) Ph C CH3 Ph C CHCH3 CH3 O (7) HC CH CH3CH2CH2CCH2CH2CH2CH3 O