1)CH3-CH2-CH2-CH3(AlCl3)=CH3-CH(CH3)-CH3
2)CH3-CH(CH3)-CH3+Cl2(t)=CH3-CCl(CH3)-CH3+HCl
3)CH3-CCl(CH3)-CH3+KOH=CH3-COH(CH3)-CH3+KCl
CH3-COH(CH3)-CH3+Cl2(t)=CH3-COH(CH3)-CH2Cl+HCl
CH3-COH(CH3)-CH2Cl+2Na+Cl-CH3=CH3-COH(CH3)-CH2-CH3+2NaCl
CH3-COH(CH3)-CH2-CH3(t,H+) = CH2=C(CH3)-CH2-CH3+H2O
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