下面分子为青霉素V，其结构中共有几个手性碳（ ）S CH3-|||--CH-overset (overset {O)(||)}(C)-NH-|||-CH3-|||-NH2 -N-|||-COONaA.1B.2C.3D.4

CH3-|||--C-NH--|||-CH3-|||-NH2 -N-|||-COONaA.1B.2C.3D.4下面分子为青霉素V，其结构中共有几个手性碳（）A.

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)

-CH-|||-CH2CH3-|||-CH3-|||-2.-|||-C2H5-|||-CH(CH3)2-|||-6.-|||-O2N SO3H-|||-CH3-

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

用系统命名法给下列有机化合物命名。（1）CH3-|||-CH3CH2CHCH2CH3 ____ 。（2）CH3-|||-CH3CH2CHCH2CH3 ____

CH3-|||-CH3CHCHCHCH2CH3-|||-CH3 CH2CH3 2.CH3-|||-CH3CHCHCHCH2CH3-|||-CH3 CH2CH

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

CH3-|||-12.有机物 (H)_(3)-CH-C-C(H)_(3) 的名称是 ()-|||-CH3 CH3-|||-

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

CH3 和Br2在光照条件下-|||-反应,得到的主要产物为() ()-|||-A Br-|||--CHC(H)_(3)-|||-CH3-|||-B Br-||