的反应 OH NaoH CH3(CH2) CHO CH3NO2 CH3 (CH2) CHCH2NO2 CH3,OH O Ch3nO2 Naoh O RCH CH,NO RCHCh2NO2 CH3 CH,OH OH RCHCH2NO 2a-H的反应 NaOH CH3CH2OH CH3(CH2)7CHO + CH3NO2 CH3(CH2)7CHCH2NO2 OH CH3NO2 NaOH CH2NO2 RCH O RCHCH2NO2 O- CH3CH2OH RCHCH2NO2 OH