H OH (4)(CH3)3COK+CH3 CH2 CH2Br ? (5)(CH3CH2)3CCH2OH H2sO4 ≥) 2 CH3-C-CH2CH3 +HIO4? CH +(CH3 C)2O O-CH2-CH=CHCH2CH3 ? Nao CHCI3 H20 CH (11) 浓H2SO4? ? CH(CH3)2 (12)(CH3CH2CH2)2O+H(过量)—? H3C (13) CH2 CH3OH (14)(CH3)3COCH3+H(水溶液) (15)(CH3)3COCH3+H(醚溶液)(3) H OH H3C CH3 H2Cr2O7 25℃ ? (4) (CH3 )3CO ? -K ++CH3CH2CH2Br (5) (CH3CH2 )3CCH2OH HBr ? H2SO4 △ ? (2) H H (7) +HIO4 CH ? 3 C CH2CH3 CH3 OH (8) ? CH3 OH +(CH3C)2O O AICI3 △ H3C O CH3 CH2 CH CHCH2CH3 ? △ (9) (10) OH CH3 ? +CHCI3 NaOH H2O (11) CH3 CH(CH3 )2 ? 浓H2SO4 ? ①KOH ②H3O + (12) (CH3CH2CH2 )2O+HI(过量) ? (13) C H3C H3C O CH2 + CH3OH ? H + (14) (CH3 )3COCH3+HI(水溶液) ? (15) (CH3 )3COCH3+HI(醚溶液) ?