14.写出下列反应的机理:-|||-(1) O O-|||-O-|||-+C(H)_(2)(N)_(2)arrow □-|||-(2)-|||-OH (O)_(2)|HC|-|||-H3C CH2NH2-|||-H3C

已知有如图反应：o o-|||-o CH2CH2COOC2H5-|||-(H)_(2)=CH-COO(C)_(2)(H)_(5) O-|||-A C2H5ONa

在银催化剂上进行甲醇氧化为甲醛的反应：(H)_(3)OH+(O)_(2)arrow 2HCHO+2(H)_(2)O-|||-(H)_(3)OH+3(O)_(2)

在银催化剂上进行甲醇氧化为甲醛的反应:(H)_(3)OH+(O)_(2)arrow 2HCHO+2(H)_(2)O-|||-(H)_(3)OH+3(O)_(2)

在银催化剂上进行乙烯氧化反应：(C)_(2)(H)_(4)+(O)_(2)arrow 2(C)_(2)(H)_(4)O-|||-化作 (A)+((B)_(2))

2.完成下列反应式。-|||-(1) (H)_(3)C(H)_(2)C(H)_(2)C(O)_(2)Hxrightarrow ({(N{H)_(4))}_(2)

6.完成下列反应式(对于有两种产物的请标明主、次产物)-|||-(1) lt -CHO+N(H)_(2)- √-|||-(2) equiv CH+2C(H)_(

1、下列烯烃在 /s-Alder 反应中,哪一个作为亲双烯体反应最容易?-|||-O O-|||-(A) _(2)C=CH-C-Cl (B H2C=CHCH2C

10-8 完成下列转化:-|||-O COOH-|||-(1)-|||-0 O-|||-(2) (H)_(3)C-C(H)_(2)Br OH-|||-(3) →

11.5完成下列转化:-|||-O-|||-a.BrCH 2(CH2)2 CH2CO2H-|||-0 O-|||-CO2CH3 CH2COCH3-|||-b.-

11.7 硝基乙酸在酸性溶液中的分解反应-|||-(N(O)_(2))C(H)_(2)COOH(l)arrow C(H)_(3)N(O)_(2)(l)+C(O)