CH3-CH2-CH2-OH+H2SO4(к)
При t<140°C:</span> 2CH3-CH2-CH2-OH+ H2SO4 => C3H7-O-C3H7 + H2O
При t>140°C CH3-CH2-CH2-OH +H2SO4 => CH3-CH=CH2 +H2O