(Br)CH2-CH2-(Br)CH-CH3+Zn--->CH2-CH-CH3+ZnBr2
\CH2/
(метилциклопропан)
CH2-CH-CH3+HBr-->CH3-CH(Br)-CH2-CH3
\CH2/
CH3-CH(Br)-CH2-CH3+2Na+CH3-CH(Br)-CH2-CH3--->CH3-CH-CH2-CH3
|
CH3-CH-CH2-CH3
+2NaBr
CH3-CH-CH2-CH3---->(t=500С, Сакт)---> CH2-C6H4-CH2+5H2
|
C4H9
CH2-C6H4-CH2+2KMnO4+3H2SO4--->COOH-C6H4-COOH+2MnSO4+K2SO4+4H2O
2C(-2) -10e --->2C(+3) 1
Mn(+7)+5e --->Mn(+2) 2