HСCl2-CH2-CH2-CH3+2KOH = HC=-C-CH2-CH3+2KCl+2H2O
HC=-C-CH2-CH3+NaNH2=CH3-CH2-C=-CNa+NH3
CH3-CH2-C=-CNa+CH3-CHBr-CH3 = NaBr + CH3-CH2-C=-C-CH-CH3
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CH3
CH3-CH2-C=-C-CH-CH3+HOH(Hg2+) = CH3-CH2-CH2-CO-CH-CH3
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CH3 CH3
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