Циклопропан -+h2--x-+Cl2--x2-+Na--x3-+hNO2--x4

C3H6+H2=CH3-CH2-CH3CH3-CH2-CH3+Cl2=[hv]=CH3-CHCl-CH32CH3-CHCl-CH3+2Na=[t]=CH3-CH(CH3)-CH(CH3)-CH3 CH3-CH(CH3)-CH(CH3)-CH3+HNO3=CH3-CH(CH3)-C(NO2)(CH3)-CH3+H2O