1)С3H7OH+ CuO--->CH3-CH2-COH + H2
2)СН3СН2СОH+Ag2O--->2Ag+CH3CH2COOH
3)C2H5COOH+CH3OH<--H2SO4(кат)-->H2O+C2H5COOCH3(метилпропаноат)
4)C2H5COOCH3 + NaOH---t°-->CH3-CH2-COONa + CH3OH
