CH3-CH3 →CH3-CH2-ClCH3-CH3 + Cl2 → CH3-CH2-Cl + HCl
CH3-CH2-Cl → H2C--CH2CH3-CH2-Cl + Na → H2C=CH2 + NaCl
H2C--CH2 → CH3-CH2-OHH2C=CH2 + H2O → CH3-CH2-OH
CH3-CH2-OH → H2C--CH-CH--CH2CH3-CH2-OH → CH3-CHOH-CH3 → HO-CH2-CH2-CH2-OH
H2C--CH-CH--CH2 → (-CH2-CH--CH-CH2-)nn(H2C=CH2) → (-CH2-CH--CH-CH2-)n
CH3-CH3 →CH3-CH2-Cl
CH3-CH3 + Cl2 → CH3-CH2-Cl + HCl
CH3-CH2-Cl → H2C--CH2
CH3-CH2-Cl + Na → H2C=CH2 + NaCl
H2C--CH2 → CH3-CH2-OH
H2C=CH2 + H2O → CH3-CH2-OH
CH3-CH2-OH → H2C--CH-CH--CH2
CH3-CH2-OH → CH3-CHOH-CH3 → HO-CH2-CH2-CH2-OH
H2C--CH-CH--CH2 → (-CH2-CH--CH-CH2-)n
n(H2C=CH2) → (-CH2-CH--CH-CH2-)n