CH2OH C. OH D. CH2CC2H5-|||-CH3 OH

→-|||-NO2-|||-C. (H)_(3)COOHarrow C(H)_(3)CON(H)_(2)-|||-d. CH3 CH2OH →CH3 CHCH2

H -OH HO H-|||-C2H5 CH3 CH3 CH3-|||-COOH COOH-|||-H OH HO H D. 与-|||-C. H -OH 与

equiv CC(H)_(2)C(H)_(2)OH 与 (H)_(3)C=!=!= C(C)_(2)OH-|||-CH2OH-|||-b. 与 CH3-|||-

[单选题]按照次序规则判断，-CH2OH、-CH2C（CH3）3、-CH2NH2的优先顺序为（）。A . -CH2OH>-CH2NH2>-CH2C（CH3）3B . -CH2NH2>-CH2OH>-CH2C（CH3）3C . -CH2C（CH3）3>-CH2NH2>-CH2OHD . -CH2NH2>-CH2C（CH3）3>-CH2OH

(H)_(2)=CHC(H)_(2)OH-|||-OCH3-|||-CH3CH2CHCHCH3-|||-OH-|||-OH-|||-CH3CH2CHCHCH2

为了合成烯烃 [单选题]-|||-A、-|||-CH3CH2CH CH2CH2OH-|||-B、-|||-CH3CH2CH22CHCH3-|||-OH-|||-

.-|||-::-|||-①CH3CH2OH ②CH3CHOHCH3 ③PhCH2OH④ ((C{H)_(3))}_(3)C-OH-|||-(A)bigcirc

9-5 完成下列反应式。-|||-(1)-|||-OH-|||-(2) -CH2CHCH(CH3)22chCn(cn3)2- H^+ OH -|||-(3)

3.下列化合物酸性最强的是 ()-|||-A.CH3CH2 COOH B.CH2CH CH2OH-|||-C.CH3CHCOOH D.(CH3)2CHCOOH

用下列哪个试剂可将CH3CH=CHCH2CH2CHO还原为 CH3CH2CH2CH2CH2 CH2OHA. NaBH4B. LiHAl4C. H2+PdD. N