CH3=CH3,CH3CH=CCl2,cl-CH=CHCl,CH2=CCl2,中哪些氢核是磁不等价的?
(1)C2H5Cl (2)CH2=CHCl (3)C6H5Cl (4)CCl2=CCl2
CH3CH(CH3)CH=C(CH3)CH(CH3)CH3
CH2=C(CH3)2 CH3CH=CH=CH3的碳链异构吗
CH3-C(CH3)==C(CH3)-CH2-CH2-CH=CH-CH3的同分异构体
CH2=CCL2可以形成顺反异构么
CH3CH=CHCl (CH3)2C=CHCH3 CH2=CCl 都可不可以形成顺反异构?
C6H5-CH2CL ,CH2=CH-CH2CL,C6H5-CH(CH3)CL,CH2=CH-CH(CH3)CL与AGN
CH3=CH=CH2-O-CH2-CH-CH3是什么
CH3-CH2-CH=C
CH3-CH2-CH(CH3)-COOH的名称 = =
CH3 CH3 CH3-CH-CH2-C=c-CH3 CH2CH2CH3 的系统命名
丙烯的结构~CH3-CH=CH2