CH3-CH2-OH-->CH2=CH2 + H2O.CH3-CH-(OH)-CH2-CH3-->CH3-CH=CH-CH3 + H2OСН3-СН2-CH2-OH--> СН3-СН=CH2 + H2O
CH3-CH-(OH)-CH3--> CH3-CH=CH2 + H2O
CH3-CH2-OH-->CH2=CH2 + H2O.
CH3-CH-(OH)-CH2-CH3-->CH3-CH=CH-CH3 + H2O
СН3-СН2-CH2-OH--> СН3-СН=CH2 + H2O
CH3-CH-(OH)-CH3--> CH3-CH=CH2 + H2O