40.下列含氮化合物中,属于脂肪族伯胺的是 () 。-|||-A)CH3 NH2 (B)(CH3CH2)2 NH-|||-(C)(CH3 CH2)3N (D) -N(H)_(2)

参考答案与解析:

相关试题

用系统命名法命名化合物-|||-用系统命名法命名化合物-|||-CH3(CH2)3CH(CH2)3CH3-|||-C(CH3)2-|||-(H)_(2)CH((C{H)_(3))}_(2)

用系统命名法命名化合物-|||-用系统命名法命名化合物-|||-CH3(CH2)3CH(CH2)3CH3-|||-C(CH3)2-|||-(H)_(2)CH((

  • 查看答案
  • 12.[填空题]-|||-_(H)_(3)-CH-C(H)_(2)-CH-CH-CH-C(H)_(3)-|||-CH3 CH2 CH2 CH3-|||-CH3 CH3 是 __ -O

    12.[填空题]-|||-_(H)_(3)-CH-C(H)_(2)-CH-CH-CH-C(H)_(3)-|||-CH3 CH2 CH2 CH3-|||-CH3

  • 查看答案
  • CH3(CH2)2CH2+(Ⅰ);CH3CH+CH2CH3(Ⅱ);(CH3)3C

    [单选题]CH3(CH2)2CH2+(Ⅰ);CH3CH+CH2CH3(Ⅱ);(CH3)3C+(Ⅲ)三种碳正离子的稳定性顺序如何?()A . (Ⅰ)>(Ⅱ)>(Ⅲ);B . (Ⅰ)<(Ⅱ)<(Ⅲ);C . (Ⅱ)>(Ⅰ)>(Ⅲ);D . (Ⅱ)>(Ⅲ)>(Ⅰ)。

  • 查看答案
  • CH2=CHF b. CH2=C(CH3)2 c. HO(CH2)5COOH d. CH2-(CH2e. NH2(CH2)6NH + HOOC(CH 2)4COOH Ch2-O

    CH2=CHF b. CH2=C(CH3)2 c. HO(CH2)5COOH d. CH2-(CH2e. NH2(CH2)6NH + HOOC(CH 2)

  • 查看答案
  • CH2=CHF b . CH2=C(CH3 2 c. HO(CH2 5COOH e. NH2(CH2 6NH + HOOC(CH2 4COOHCH 2-CH 2 CH 2-O | |d.

    CH2=CHF b . CH2=C(CH3 2 c. HO(CH2 5COOH e. NH2(CH2 6NH + HOOC(CH2 4COOHCH 2-CH 2

  • 查看答案
  • (四)用Z,E命名法命名下列化合物:-|||-CH3 CH2CH3-|||-(1) C=C-|||-, H CH(CH3)2-|||-H CH2CH2CH3-|||-(2) C=C-|||-CH3 C

    (四)用Z,E命名法命名下列化合物:-|||-CH3 CH2CH3-|||-(1) C=C-|||-, H CH(CH3)2-|||-H CH2CH2CH3-|

  • 查看答案
  • 命名下列化合物。(1)(CH3)3CC≡CCH2C(CH3)3 (4)(2)CH3CH=CHCH(CH3)C≡CCH3 (5)(3)HC≡CC≡CCH=CH2

    命名下列化合物。(1)(CH3)3CC≡CCH2C(CH3)3 (4)(2)CH3CH=CHCH(CH3)C≡CCH3 (5)(3)HC≡CC≡CCH=CH2命

  • 查看答案
  • CH3 一-CH b. CH3CHCH 2CHCHCH3-|||-CH2 -CH-CH-CH3 CH3 CH3-|||-CH3 CH3-|||-CH3 CH3 CH3-|||-C. CH3CHC HC

    CH3 一-CH b. CH3CHCH 2CHCHCH3-|||-CH2 -CH-CH-CH3 CH3 CH3-|||-CH3 CH3-|||-CH3 CH3

  • 查看答案
  • →-|||-NO2-|||-C. (H)_(3)COOHarrow C(H)_(3)CON(H)_(2)-|||-d. CH3 CH2OH →CH3 CHCH2 CH3-|||-NH2-|||-e.

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

  • 查看答案
  • 【简答题】列出下列单体所组成的高聚物熔点顺序,并说明理由. CH3—CH=CH2; CH3—CH2—CH=CH2; CH2=CH2 CH3CH2CH2CH=CH2; CH

    【简答题】列出下列单体所组成的高聚物熔点顺序,并说明理由. CH3—CH=CH2; CH3—CH2—CH=CH2; CH2=CH2 CH

  • 查看答案