烷烃怎么变成烯烃

问题描述:

烷烃怎么变成烯烃

卤代 CH3-CH2-CH3+Cl2=CH3-CH2-CH2Cl+HCl
消去 CH3-CH2-CH2Cl+NaOH=CH3-CH=CH2+NaCl+H2O